1312617801426 has 32 divisors (see below), whose sum is σ = 2689608525120. Its totient is φ = 426835605504.

The previous prime is 1312617801421. The next prime is 1312617801449. The reversal of 1312617801426 is 6241087162131.

It is not an unprimeable number, because it can be changed into a prime (1312617801421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2935695 + ... + 3353138.

It is an arithmetic number, because the mean of its divisors is an integer number (84050266410).

Almost surely, 2^{1312617801426} is an apocalyptic number.

1312617801426 is an abundant number, since it is smaller than the sum of its proper divisors (1376990723694).

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

1312617801426 is a wasteful number, since it uses less digits than its factorization.

1312617801426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6289690.

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 1312617801426 in words is "one trillion, three hundred twelve billion, six hundred seventeen million, eight hundred one thousand, four hundred twenty-six".