12625396641 has 96 divisors (see below), whose sum is σ = 22284416000. Its totient is φ = 7059143520.

The previous prime is 12625396603. The next prime is 12625396657. The reversal of 12625396641 is 14669352621.

12625396641 is a `hidden beast` number, since 12 + 6 + 2 + 539 + 66 + 41 = 666.

It is not a de Polignac number, because 12625396641 - 2¹³ = 12625388449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12625392641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7176720 + ... + 7178478.

Almost surely, 2^12625396641 is an apocalyptic number.

12625396641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12625396641 is a deficient number, since it is larger than the sum of its proper divisors (9659019359).

12625396641 is a wasteful number, since it uses less digits than its factorization.

12625396641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829 (or 1786 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The spelling of 12625396641 in words is "twelve billion, six hundred twenty-five million, three hundred ninety-six thousand, six hundred forty-one".