3130643246442 has 32 divisors (see below), whose sum is σ = 6408001533120. Its totient is φ = 1019103603840.

The previous prime is 3130643246429. The next prime is 3130643246453. The reversal of 3130643246442 is 2446423460313.

It is a junction number, because it is equal to n+sod(n) for n = 3130643246394 and 3130643246403.

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, 459534 + ... + 2544102.

It is an arithmetic number, because the mean of its divisors is an integer number (200250047910).

Almost surely, 2^{3130643246442} is an apocalyptic number.

3130643246442 is an abundant number, since it is smaller than the sum of its proper divisors (3277358286678).

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

3130643246442 is a wasteful number, since it uses less digits than its factorization.

3130643246442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2090438.

The product of its (nonzero) digits is 995328, while the sum is 42.

The spelling of 3130643246442 in words is "three trillion, one hundred thirty billion, six hundred forty-three million, two hundred forty-six thousand, four hundred forty-two".