1376275402920 has 64 divisors (see below), whose sum is σ = 4504174050240. Its totient is φ = 333642521600.

The previous prime is 1376275402891. The next prime is 1376275402939. The reversal of 1376275402920 is 292045726731.

It is a self number, because there is not a number n which added to its sum of digits gives 1376275402920.

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, 521315121 + ... + 521317760.

It is an arithmetic number, because the mean of its divisors is an integer number (70377719535).

Almost surely, 2^{1376275402920} is an apocalyptic number.

1376275402920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1376275402920 is an abundant number, since it is smaller than the sum of its proper divisors (3127898647320).

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

1376275402920 is a wasteful number, since it uses less digits than its factorization.

1376275402920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042632906 (or 1042632902 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 1376275402920 in words is "one trillion, three hundred seventy-six billion, two hundred seventy-five million, four hundred two thousand, nine hundred twenty".