3231130993896 has 128 divisors (see below), whose sum is σ = 8778662403840. Its totient is φ = 985117593600.

The previous prime is 3231130993877. The next prime is 3231130993919. The reversal of 3231130993896 is 6983990311323.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149157306 + ... + 149178966.

It is an arithmetic number, because the mean of its divisors is an integer number (68583300030).

Almost surely, 2^{3231130993896} 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 3231130993896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4389331201920).

3231130993896 is an abundant number, since it is smaller than the sum of its proper divisors (5547531409944).

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

3231130993896 is a wasteful number, since it uses less digits than its factorization.

3231130993896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26027 (or 26023 counting only the distinct ones).

The product of its (nonzero) digits is 5668704, while the sum is 57.

The spelling of 3231130993896 in words is "three trillion, two hundred thirty-one billion, one hundred thirty million, nine hundred ninety-three thousand, eight hundred ninety-six".