2131364444802 has 32 divisors (see below), whose sum is σ = 4513635296064. Its totient is φ = 668640000000.

The previous prime is 2131364444753. The next prime is 2131364444837. The reversal of 2131364444802 is 2084444631312.

It is a happy number.

It is a super-2 number, since 2×2131364444802² (a number of 25 digits) contains 22 as substring.

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, 2694802 + ... + 3394802.

It is an arithmetic number, because the mean of its divisors is an integer number (141051103002).

Almost surely, 2^{2131364444802} is an apocalyptic number.

2131364444802 is an abundant number, since it is smaller than the sum of its proper divisors (2382270851262).

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

2131364444802 is a wasteful number, since it uses less digits than its factorization.

2131364444802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729874.

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 2131364444802 in words is "two trillion, one hundred thirty-one billion, three hundred sixty-four million, four hundred forty-four thousand, eight hundred two".