12599253036 has 36 divisors (see below), whose sum is σ = 31963112272. Its totient is φ = 4184586144.

The previous prime is 12599253019. The next prime is 12599253047. The reversal of 12599253036 is 63035299521.

12599253036 is a `hidden beast` number, since 1 + 2 + 599 + 2 + 53 + 0 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 12599252982 and 12599253000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 621760 + ... + 641703.

Almost surely, 2^12599253036 is an apocalyptic number.

It is an amenable number.

12599253036 is an abundant number, since it is smaller than the sum of its proper divisors (19363859236).

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

12599253036 is a wasteful number, since it uses less digits than its factorization.

12599253036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263750 (or 1263745 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The spelling of 12599253036 in words is "twelve billion, five hundred ninety-nine million, two hundred fifty-three thousand, thirty-six".