1312717611504 has 80 divisors (see below), whose sum is σ = 3675309438752. Its totient is φ = 401340386304.

The previous prime is 1312717611487. The next prime is 1312717611529. The reversal of 1312717611504 is 4051167172131.

It is a happy number.

It is a super-3 number, since 3×1312717611504³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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, 6601759 + ... + 6797694.

Almost surely, 2^{1312717611504} is an apocalyptic number.

It is an amenable number.

1312717611504 is an abundant number, since it is smaller than the sum of its proper divisors (2362591827248).

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

1312717611504 is a wasteful number, since it uses less digits than its factorization.

1312717611504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13399634 (or 13399628 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 1312717611504 in words is "one trillion, three hundred twelve billion, seven hundred seventeen million, six hundred eleven thousand, five hundred four".