1317052632320 has 72 divisors (see below), whose sum is σ = 3171270251520. Its totient is φ = 524062730240.

The previous prime is 1317052632317. The next prime is 1317052632341. The reversal of 1317052632320 is 232362507131.

It is a super-2 number, since 2×1317052632320² (a number of 25 digits) contains 22 as substring.

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, 2449100 + ... + 2938059.

It is an arithmetic number, because the mean of its divisors is an integer number (44045420160).

Almost surely, 2^{1317052632320} is an apocalyptic number.

1317052632320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1317052632320 is an abundant number, since it is smaller than the sum of its proper divisors (1854217619200).

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

1317052632320 is an equidigital number, since it uses as much as digits as its factorization.

1317052632320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5387371 (or 5387357 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The spelling of 1317052632320 in words is "one trillion, three hundred seventeen billion, fifty-two million, six hundred thirty-two thousand, three hundred twenty".