12598355601 has 32 divisors (see below), whose sum is σ = 20111857920. Its totient is φ = 7748237952.

The previous prime is 12598355591. The next prime is 12598355603. The reversal of 12598355601 is 10655389521.

12598355601 is a `hidden beast` number, since 1 + 2 + 5 + 9 + 8 + 35 + 5 + 601 = 666.

It is not a de Polignac number, because 12598355601 - 2³⁰ = 11524613777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12598355603) 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, 638581 + ... + 658013.

It is an arithmetic number, because the mean of its divisors is an integer number (628495560).

Almost surely, 2^12598355601 is an apocalyptic number.

It is an amenable number.

12598355601 is a deficient number, since it is larger than the sum of its proper divisors (7513502319).

12598355601 is a wasteful number, since it uses less digits than its factorization.

12598355601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21302 (or 21296 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 45.

The spelling of 12598355601 in words is "twelve billion, five hundred ninety-eight million, three hundred fifty-five thousand, six hundred one".