1312634345704 has 64 divisors (see below), whose sum is σ = 2736945469440. Its totient is φ = 585104981760.

The previous prime is 1312634345689. The next prime is 1312634345713. The reversal of 1312634345704 is 4075434362131.

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, 9506649 + ... + 9643735.

It is an arithmetic number, because the mean of its divisors is an integer number (42764772960).

Almost surely, 2^{1312634345704} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1312634345704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1368472734720).

1312634345704 is an abundant number, since it is smaller than the sum of its proper divisors (1424311123736).

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

1312634345704 is a wasteful number, since it uses less digits than its factorization.

1312634345704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139210 (or 139206 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 1312634345704 in words is "one trillion, three hundred twelve billion, six hundred thirty-four million, three hundred forty-five thousand, seven hundred four".