12505612059 has 8 divisors (see below), whose sum is σ = 18526832720. Its totient is φ = 8337074688.

The previous prime is 12505612057. The next prime is 12505612069. The reversal of 12505612059 is 95021650521.

12505612059 is a `hidden beast` number, since 1 + 25 + 0 + 561 + 20 + 59 = 666.

It is not a de Polignac number, because 12505612059 - 2¹ = 12505612057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12505612057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231585382 + ... + 231585435.

It is an arithmetic number, because the mean of its divisors is an integer number (2315854090).

Almost surely, 2^12505612059 is an apocalyptic number.

12505612059 is a deficient number, since it is larger than the sum of its proper divisors (6021220661).

12505612059 is an equidigital number, since it uses as much as digits as its factorization.

12505612059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463170826 (or 463170820 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 12505612059 in words is "twelve billion, five hundred five million, six hundred twelve thousand, fifty-nine".