1313982551880 has 64 divisors (see below), whose sum is σ = 4379941843200. Its totient is φ = 350395346880.

The previous prime is 1313982551857. The next prime is 1313982551941. The reversal of 1313982551880 is 881552893131.

1313982551880 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 9 + 8 + 2 + 551 + 8 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 608324176 + ... + 608326335.

It is an arithmetic number, because the mean of its divisors is an integer number (68436591300).

Almost surely, 2^{1313982551880} is an apocalyptic number.

1313982551880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313982551880 is an abundant number, since it is smaller than the sum of its proper divisors (3065959291320).

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

1313982551880 is a wasteful number, since it uses less digits than its factorization.

1313982551880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216650531 (or 1216650521 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 54.

The spelling of 1313982551880 in words is "one trillion, three hundred thirteen billion, nine hundred eighty-two million, five hundred fifty-one thousand, eight hundred eighty".