1375886328256 has 56 divisors (see below), whose sum is σ = 2978905125744. Its totient is φ = 625313863680.

The previous prime is 1375886328241. The next prime is 1375886328277. The reversal of 1375886328256 is 6528236885731.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4942476 + ... + 5213428.

Almost surely, 2^{1375886328256} is an apocalyptic number.

1375886328256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1375886328256 is an abundant number, since it is smaller than the sum of its proper divisors (1603018797488).

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

1375886328256 is a wasteful number, since it uses less digits than its factorization.

1375886328256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278189 (or 278179 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 64.

The spelling of 1375886328256 in words is "one trillion, three hundred seventy-five billion, eight hundred eighty-six million, three hundred twenty-eight thousand, two hundred fifty-six".