12596109120 has 672 divisors, whose sum is σ = 52216190208. Its totient is φ = 2830712832.

The previous prime is 12596109107. The next prime is 12596109121. The reversal of 12596109120 is 2190169521.

12596109120 is a `hidden beast` number, since 1 + 25 + 9 + 610 + 9 + 12 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12596109121) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 39735202 + ... + 39735518.

It is an arithmetic number, because the mean of its divisors is an integer number (77702664).

Almost surely, 2^12596109120 is an apocalyptic number.

12596109120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12596109120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26108095104).

12596109120 is an abundant number, since it is smaller than the sum of its proper divisors (39620081088).

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

12596109120 is an equidigital number, since it uses as much as digits as its factorization.

12596109120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The spelling of 12596109120 in words is "twelve billion, five hundred ninety-six million, one hundred nine thousand, one hundred twenty".