12605640130 has 32 divisors (see below), whose sum is σ = 23694591744. Its totient is φ = 4819379136.

The previous prime is 12605640109. The next prime is 12605640133. The reversal of 12605640130 is 3104650621.

It is not an unprimeable number, because it can be changed into a prime (12605640133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294364 + ... + 334456.

It is an arithmetic number, because the mean of its divisors is an integer number (740455992).

Almost surely, 2^12605640130 is an apocalyptic number.

12605640130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12605640130 is a deficient number, since it is larger than the sum of its proper divisors (11088951614).

12605640130 is a wasteful number, since it uses less digits than its factorization.

12605640130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41490.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 12605640130 in words is "twelve billion, six hundred five million, six hundred forty thousand, one hundred thirty".