56516430326 has 16 divisors (see below), whose sum is σ = 86695304400. Its totient is φ = 27621960288.

The previous prime is 56516430287. The next prime is 56516430359. The reversal of 56516430326 is 62303461565.

It is a super-2 number, since 2×56516430326² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962516 + ... + 1019543.

It is an arithmetic number, because the mean of its divisors is an integer number (5418456525).

Almost surely, 2^56516430326 is an apocalyptic number.

56516430326 is a deficient number, since it is larger than the sum of its proper divisors (30178874074).

56516430326 is a wasteful number, since it uses less digits than its factorization.

56516430326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982383.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 56516430326 in words is "fifty-six billion, five hundred sixteen million, four hundred thirty thousand, three hundred twenty-six".