5263647480 has 768 divisors, whose sum is σ = 22341795840. Its totient is φ = 1045094400.

The previous prime is 5263647427. The next prime is 5263647481. The reversal of 5263647480 is 847463625.

5263647480 is a `hidden beast` number, since 5 + 2 + 636 + 4 + 7 + 4 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5263647481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 72104724 + ... + 72104796.

It is an arithmetic number, because the mean of its divisors is an integer number (29090880).

Almost surely, 2^5263647480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5263647480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11170897920).

5263647480 is an abundant number, since it is smaller than the sum of its proper divisors (17078148360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5263647480 is a wasteful number, since it uses less digits than its factorization.

5263647480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The square root of 5263647480 is about 72550.9991661038. Note that the first 3 decimals coincide. The cubic root of 5263647480 is about 1739.5180194961.

The spelling of 5263647480 in words is "five billion, two hundred sixty-three million, six hundred forty-seven thousand, four hundred eighty".