56555665172234 has 8 divisors (see below), whose sum is σ = 84840018936420. Its totient is φ = 28275658860096.

The previous prime is 56555665172231. The next prime is 56555665172257. The reversal of 56555665172234 is 43227156655565.

It can be written as a sum of positive squares in 2 ways, for example, as 56512851355009 + 42813817225 = 7517503^2 + 206915^2 .

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

It is not an unprimeable number, because it can be changed into a prime (56555665172231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086830489 + ... + 1086882524.

Almost surely, 2^{56555665172234} is an apocalyptic number.

56555665172234 is a deficient number, since it is larger than the sum of its proper divisors (28284353764186).

56555665172234 is a wasteful number, since it uses less digits than its factorization.

56555665172234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173726024.

The product of its digits is 226800000, while the sum is 62.

The spelling of 56555665172234 in words is "fifty-six trillion, five hundred fifty-five billion, six hundred sixty-five million, one hundred seventy-two thousand, two hundred thirty-four".