2158574551052 has 24 divisors (see below), whose sum is σ = 3865706482176. Its totient is φ = 1054091557008.

The previous prime is 2158574551037. The next prime is 2158574551093. The reversal of 2158574551052 is 2501554758512.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1340993 + ... + 2472935.

It is an arithmetic number, because the mean of its divisors is an integer number (161071103424).

Almost surely, 2^{2158574551052} is an apocalyptic number.

It is an amenable number.

2158574551052 is a deficient number, since it is larger than the sum of its proper divisors (1707131931124).

2158574551052 is a wasteful number, since it uses less digits than its factorization.

2158574551052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143077 (or 1143075 counting only the distinct ones).

The product of its (nonzero) digits is 2800000, while the sum is 50.

The spelling of 2158574551052 in words is "two trillion, one hundred fifty-eight billion, five hundred seventy-four million, five hundred fifty-one thousand, fifty-two".