5251520502 has 24 divisors (see below), whose sum is σ = 11385481536. Its totient is φ = 1749401136.

The previous prime is 5251520479. The next prime is 5251520509. The reversal of 5251520502 is 2050251525.

5251520502 is a `hidden beast` number, since 5 + 2 + 5 + 152 + 0 + 502 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251520509) 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 11 ways as a sum of consecutive naturals, for example, 62598 + ... + 120089.

It is an arithmetic number, because the mean of its divisors is an integer number (474395064).

Almost surely, 2^5251520502 is an apocalyptic number.

5251520502 is an abundant number, since it is smaller than the sum of its proper divisors (6133961034).

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

5251520502 is a wasteful number, since it uses less digits than its factorization.

5251520502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184292 (or 184289 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 5251520502 is about 72467.3754319832. The cubic root of 5251520502 is about 1738.1810937228.

The spelling of 5251520502 in words is "five billion, two hundred fifty-one million, five hundred twenty thousand, five hundred two".