2140930828864 has 21 divisors (see below), whose sum is σ = 4248432841827. Its totient is φ = 1070459561664.

The previous prime is 2140930828837. The next prime is 2140930828871. The reversal of 2140930828864 is 4688280390412.

The square root of 2140930828864 is 1463192.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 11614087 + ... + 11796985.

Almost surely, 2^{2140930828864} is an apocalyptic number.

2140930828864 is the 1463192-nd square number.

It is an amenable number.

2140930828864 is a deficient number, since it is larger than the sum of its proper divisors (2107502012963).

2140930828864 is an frugal number, since it uses more digits than its factorization.

2140930828864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365810 (or 182901 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 55.

The spelling of 2140930828864 in words is "two trillion, one hundred forty billion, nine hundred thirty million, eight hundred twenty-eight thousand, eight hundred sixty-four".