23559794064 has 45 divisors (see below), whose sum is σ = 65939856619. Its totient is φ = 7852650720.

The previous prime is 23559794057. The next prime is 23559794077. The reversal of 23559794064 is 46049795532.

The square root of 23559794064 is 153492.

It is a perfect power (a square), and thus also a powerful number.

23559794064 is a `hidden beast` number, since 2 + 3 + 5 + 597 + 9 + 40 + 6 + 4 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23559794064.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1835509 + ... + 1848299.

Almost surely, 2^23559794064 is an apocalyptic number.

23559794064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

23559794064 is the 153492-nd square number.

It is an amenable number.

23559794064 is an abundant number, since it is smaller than the sum of its proper divisors (42380062555).

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

23559794064 is an frugal number, since it uses more digits than its factorization.

23559794064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25596 (or 12796 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 23559794064 in words is "twenty-three billion, five hundred fifty-nine million, seven hundred ninety-four thousand, sixty-four".