56151323022 has 32 divisors (see below), whose sum is σ = 116368670880. Its totient is φ = 18041587200.

The previous prime is 56151322999. The next prime is 56151323071. The reversal of 56151323022 is 22032315165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163903 + ... + 373050.

It is an arithmetic number, because the mean of its divisors is an integer number (3636520965).

Almost surely, 2^56151323022 is an apocalyptic number.

56151323022 is an abundant number, since it is smaller than the sum of its proper divisors (60217347858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56151323022 is a wasteful number, since it uses less digits than its factorization.

56151323022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537588.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 56151323022 its reverse (22032315165), we get a palindrome (78183638187).

The spelling of 56151323022 in words is "fifty-six billion, one hundred fifty-one million, three hundred twenty-three thousand, twenty-two".