1372773786508 has 12 divisors (see below), whose sum is σ = 2402482513032. Its totient is φ = 686350211360.

The previous prime is 1372773786493. The next prime is 1372773786617. The reversal of 1372773786508 is 8056873772731.

It is a self number, because there is not a number n which added to its sum of digits gives 1372773786508.

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, 9086185 + ... + 9236032.

It is an arithmetic number, because the mean of its divisors is an integer number (200206876086).

Almost surely, 2^{1372773786508} is an apocalyptic number.

It is an amenable number.

1372773786508 is a deficient number, since it is larger than the sum of its proper divisors (1029708726524).

1372773786508 is a wasteful number, since it uses less digits than its factorization.

1372773786508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18340952 (or 18340950 counting only the distinct ones).

The product of its (nonzero) digits is 82978560, while the sum is 64.

The spelling of 1372773786508 in words is "one trillion, three hundred seventy-two billion, seven hundred seventy-three million, seven hundred eighty-six thousand, five hundred eight".