4521305340 has 72 divisors (see below), whose sum is σ = 14049152208. Its totient is φ = 1176272640.

The previous prime is 4521305237. The next prime is 4521305359. The reversal of 4521305340 is 435031254.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 298942 + ... + 313701.

It is an arithmetic number, because the mean of its divisors is an integer number (195127114).

Almost surely, 2^4521305340 is an apocalyptic number.

It is an amenable number.

4521305340 is an abundant number, since it is smaller than the sum of its proper divisors (9527846868).

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

4521305340 is a wasteful number, since it uses less digits than its factorization.

4521305340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612699 (or 612694 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 4521305340 is about 67240.6524358591. The cubic root of 4521305340 is about 1653.5650300540.

Adding to 4521305340 its reverse (435031254), we get a palindrome (4956336594).

The spelling of 4521305340 in words is "four billion, five hundred twenty-one million, three hundred five thousand, three hundred forty".