56572288227565 has 64 divisors (see below), whose sum is σ = 79332976558080. Its totient is φ = 38272275440640.

The previous prime is 56572288227551. The next prime is 56572288227571.

56572288227565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56572288227565 - 2¹³ = 56572288219373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56572288227494 and 56572288227503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28006212 + ... + 29958178.

It is an arithmetic number, because the mean of its divisors is an integer number (1239577758720).

Almost surely, 2^{56572288227565} is an apocalyptic number.

56572288227565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56572288227565 is a deficient number, since it is larger than the sum of its proper divisors (22760688330515).

56572288227565 is a wasteful number, since it uses less digits than its factorization.

56572288227565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952362.

The product of its digits is 1128960000, while the sum is 70.

The spelling of 56572288227565 in words is "fifty-six trillion, five hundred seventy-two billion, two hundred eighty-eight million, two hundred twenty-seven thousand, five hundred sixty-five".