56001630213321 has 32 divisors (see below), whose sum is σ = 82774034407680. Its totient is φ = 33454740559104.

The previous prime is 56001630213301. The next prime is 56001630213323. The reversal of 56001630213321 is 12331203610065.

It is not a de Polignac number, because 56001630213321 - 2⁶ = 56001630213257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56001630213323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43568310 + ... + 44835263.

It is an arithmetic number, because the mean of its divisors is an integer number (2586688575240).

Almost surely, 2^{56001630213321} is an apocalyptic number.

It is an amenable number.

56001630213321 is a deficient number, since it is larger than the sum of its proper divisors (26772404194359).

56001630213321 is a wasteful number, since it uses less digits than its factorization.

56001630213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88404065.

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 56001630213321 its reverse (12331203610065), we get a palindrome (68332833823386).

The spelling of 56001630213321 in words is "fifty-six trillion, one billion, six hundred thirty million, two hundred thirteen thousand, three hundred twenty-one".