56101323999 has 32 divisors (see below), whose sum is σ = 88689049600. Its totient is φ = 30867804000.

The previous prime is 56101323961. The next prime is 56101324007. The reversal of 56101323999 is 99932310165.

It is not a de Polignac number, because 56101323999 - 2⁸ = 56101323743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56101323599) 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, 86977 + ... + 346074.

It is an arithmetic number, because the mean of its divisors is an integer number (2771532800).

Almost surely, 2^56101323999 is an apocalyptic number.

56101323999 is a deficient number, since it is larger than the sum of its proper divisors (32587725601).

56101323999 is a wasteful number, since it uses less digits than its factorization.

56101323999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433291.

The product of its (nonzero) digits is 393660, while the sum is 48.

The spelling of 56101323999 in words is "fifty-six billion, one hundred one million, three hundred twenty-three thousand, nine hundred ninety-nine".