104564627557 has 16 divisors (see below), whose sum is σ = 114635424960. Its totient is φ = 94786848000.

The previous prime is 104564627549. The next prime is 104564627567. The reversal of 104564627557 is 755726465401.

It is not a de Polignac number, because 104564627557 - 2³ = 104564627549 is a prime.

It is a super-2 number, since 2×104564627557² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104564627537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674557 + ... + 814957.

It is an arithmetic number, because the mean of its divisors is an integer number (7164714060).

Almost surely, 2^104564627557 is an apocalyptic number.

It is an amenable number.

104564627557 is a deficient number, since it is larger than the sum of its proper divisors (10070797403).

104564627557 is a wasteful number, since it uses less digits than its factorization.

104564627557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141444.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 104564627557 in words is "one hundred four billion, five hundred sixty-four million, six hundred twenty-seven thousand, five hundred fifty-seven".