12625170707778 has 8 divisors (see below), whose sum is σ = 25250341415568. Its totient is φ = 4208390235924.

The previous prime is 12625170707759. The next prime is 12625170707819. The reversal of 12625170707778 is 87770707152621.

12625170707778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12625170707778 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1052097558976 + ... + 1052097558987.

It is an arithmetic number, because the mean of its divisors is an integer number (3156292676946).

Almost surely, 2^{12625170707778} is an apocalyptic number.

12625170707778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12625170707778 is a wasteful number, since it uses less digits than its factorization.

12625170707778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104195117968.

The product of its (nonzero) digits is 16134720, while the sum is 60.

The spelling of 12625170707778 in words is "twelve trillion, six hundred twenty-five billion, one hundred seventy million, seven hundred seven thousand, seven hundred seventy-eight".