1376665004 has 48 divisors (see below), whose sum is σ = 2846197536. Its totient is φ = 574387200.

The previous prime is 1376664997. The next prime is 1376665033. The reversal of 1376665004 is 4005666731.

It is a happy number.

It is a super-3 number, since 3×1376665004³ (a number of 28 digits) contains 333 as substring.

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, 96884 + ... + 110180.

It is an arithmetic number, because the mean of its divisors is an integer number (59295782).

Almost surely, 2^1376665004 is an apocalyptic number.

It is an amenable number.

1376665004 is an abundant number, since it is smaller than the sum of its proper divisors (1469532532).

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

1376665004 is a wasteful number, since it uses less digits than its factorization.

1376665004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13506 (or 13504 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 1376665004 is about 37103.4365524273. The cubic root of 1376665004 is about 1112.4387049341.

The spelling of 1376665004 in words is "one billion, three hundred seventy-six million, six hundred sixty-five thousand, four".