56225433931 has 8 divisors (see below), whose sum is σ = 56867928800. Its totient is φ = 55586539008.

The previous prime is 56225433923. The next prime is 56225433937. The reversal of 56225433931 is 13933452265.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56225433931 - 2³ = 56225433923 is a prime.

It is a super-2 number, since 2×56225433931² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56225433937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868566 + ... + 931051.

It is an arithmetic number, because the mean of its divisors is an integer number (7108491100).

Almost surely, 2^56225433931 is an apocalyptic number.

56225433931 is a deficient number, since it is larger than the sum of its proper divisors (642494869).

56225433931 is a wasteful number, since it uses less digits than its factorization.

56225433931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799973.

The product of its digits is 583200, while the sum is 43.

The spelling of 56225433931 in words is "fifty-six billion, two hundred twenty-five million, four hundred thirty-three thousand, nine hundred thirty-one".