56175431612 has 12 divisors (see below), whose sum is σ = 100161854856. Its totient is φ = 27557758800.

The previous prime is 56175431593. The next prime is 56175431647. The reversal of 56175431612 is 21613457165.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56175431612.

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 3 ways as a sum of consecutive naturals, for example, 132489014 + ... + 132489437.

It is an arithmetic number, because the mean of its divisors is an integer number (8346821238).

Almost surely, 2^56175431612 is an apocalyptic number.

It is an amenable number.

56175431612 is a deficient number, since it is larger than the sum of its proper divisors (43986423244).

56175431612 is a wasteful number, since it uses less digits than its factorization.

56175431612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264978508 (or 264978506 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

Adding to 56175431612 its reverse (21613457165), we get a palindrome (77788888777).

The spelling of 56175431612 in words is "fifty-six billion, one hundred seventy-five million, four hundred thirty-one thousand, six hundred twelve".