12609600553 has 32 divisors (see below), whose sum is σ = 15705809280. Its totient is φ = 9971712000.

The previous prime is 12609600533. The next prime is 12609600559. The reversal of 12609600553 is 35500690621.

It is a cyclic number.

It is not a de Polignac number, because 12609600553 - 2⁹ = 12609600041 is a prime.

It is a super-2 number, since 2×12609600553² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12609600559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102393 + ... + 188953.

It is an arithmetic number, because the mean of its divisors is an integer number (490806540).

Almost surely, 2^12609600553 is an apocalyptic number.

It is an amenable number.

12609600553 is a deficient number, since it is larger than the sum of its proper divisors (3096208727).

12609600553 is a wasteful number, since it uses less digits than its factorization.

12609600553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86649.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 12609600553 in words is "twelve billion, six hundred nine million, six hundred thousand, five hundred fifty-three".