2140962880956 has 12 divisors (see below), whose sum is σ = 4995580055592. Its totient is φ = 713654293648.

The previous prime is 2140962880921. The next prime is 2140962880957. The reversal of 2140962880956 is 6590882690412.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2140962880956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140962880957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89206786695 + ... + 89206786718.

It is an arithmetic number, because the mean of its divisors is an integer number (416298337966).

Almost surely, 2^{2140962880956} is an apocalyptic number.

It is an amenable number.

2140962880956 is an abundant number, since it is smaller than the sum of its proper divisors (2854617174636).

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

2140962880956 is a wasteful number, since it uses less digits than its factorization.

2140962880956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178413573420 (or 178413573418 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 60.

The spelling of 2140962880956 in words is "two trillion, one hundred forty billion, nine hundred sixty-two million, eight hundred eighty thousand, nine hundred fifty-six".