12637940704 has 12 divisors (see below), whose sum is σ = 24880945824. Its totient is φ = 6318970336.

The previous prime is 12637940701. The next prime is 12637940761. The reversal of 12637940704 is 40704973621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12637940701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197467792 + ... + 197467855.

It is an arithmetic number, because the mean of its divisors is an integer number (2073412152).

Almost surely, 2^12637940704 is an apocalyptic number.

It is an amenable number.

12637940704 is a deficient number, since it is larger than the sum of its proper divisors (12243005120).

12637940704 is an equidigital number, since it uses as much as digits as its factorization.

12637940704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394935657 (or 394935649 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 12637940704 in words is "twelve billion, six hundred thirty-seven million, nine hundred forty thousand, seven hundred four".