1377638876 has 12 divisors (see below), whose sum is σ = 2412493272. Its totient is φ = 688355088.

The previous prime is 1377638767. The next prime is 1377638887. The reversal of 1377638876 is 6788367731.

It is a congruent 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, 109370 + ... + 121313.

It is an arithmetic number, because the mean of its divisors is an integer number (201041106).

Almost surely, 2^1377638876 is an apocalyptic number.

It is an amenable number.

1377638876 is a deficient number, since it is larger than the sum of its proper divisors (1034854396).

1377638876 is a wasteful number, since it uses less digits than its factorization.

1377638876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232180 (or 232178 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 56.

The square root of 1377638876 is about 37116.5579761917. The cubic root of 1377638876 is about 1112.7009613144.

The spelling of 1377638876 in words is "one billion, three hundred seventy-seven million, six hundred thirty-eight thousand, eight hundred seventy-six".