12694034625 has 16 divisors (see below), whose sum is σ = 21122874240. Its totient is φ = 6770151600.

The previous prime is 12694034569. The next prime is 12694034677. The reversal of 12694034625 is 52643049621.

It is not a de Polignac number, because 12694034625 - 2⁷ = 12694034497 is a prime.

It is a super-2 number, since 2×12694034625² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16925005 + ... + 16925754.

It is an arithmetic number, because the mean of its divisors is an integer number (1320179640).

Almost surely, 2^12694034625 is an apocalyptic number.

12694034625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12694034625 is a deficient number, since it is larger than the sum of its proper divisors (8428839615).

12694034625 is an equidigital number, since it uses as much as digits as its factorization.

12694034625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33850777 (or 33850767 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 12694034625 in words is "twelve billion, six hundred ninety-four million, thirty-four thousand, six hundred twenty-five".