105620401564 has 6 divisors (see below), whose sum is σ = 184835702744. Its totient is φ = 52810200780.

The previous prime is 105620401559. The next prime is 105620401609. The reversal of 105620401564 is 465104026501.

It is a super-2 number, since 2×105620401564² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13202550192 + ... + 13202550199.

Almost surely, 2^105620401564 is an apocalyptic number.

It is an amenable number.

105620401564 is a deficient number, since it is larger than the sum of its proper divisors (79215301180).

105620401564 is a wasteful number, since it uses less digits than its factorization.

105620401564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26405100395 (or 26405100393 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 105620401564 in words is "one hundred five billion, six hundred twenty million, four hundred one thousand, five hundred sixty-four".