3156356501242 has 64 divisors (see below), whose sum is σ = 5648078672640. Its totient is φ = 1294681107456.

The previous prime is 3156356501189. The next prime is 3156356501251. The reversal of 3156356501242 is 2421056536513.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24542418 + ... + 24670690.

It is an arithmetic number, because the mean of its divisors is an integer number (88251229260).

Almost surely, 2^{3156356501242} is an apocalyptic number.

3156356501242 is a deficient number, since it is larger than the sum of its proper divisors (2491722171398).

3156356501242 is a wasteful number, since it uses less digits than its factorization.

3156356501242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129095.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 3156356501242 in words is "three trillion, one hundred fifty-six billion, three hundred fifty-six million, five hundred one thousand, two hundred forty-two".