12625012642 has 16 divisors (see below), whose sum is σ = 20695826592. Its totient is φ = 5728443520.

The previous prime is 12625012637. The next prime is 12625012657. The reversal of 12625012642 is 24621052621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497263 + ... + 522034.

It is an arithmetic number, because the mean of its divisors is an integer number (1293489162).

Almost surely, 2^12625012642 is an apocalyptic number.

12625012642 is a deficient number, since it is larger than the sum of its proper divisors (8070813950).

12625012642 is a wasteful number, since it uses less digits than its factorization.

12625012642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019873.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 12625012642 in words is "twelve billion, six hundred twenty-five million, twelve thousand, six hundred forty-two".