2138077874874 has 8 divisors (see below), whose sum is σ = 4276155749760. Its totient is φ = 712692624956.

The previous prime is 2138077874861. The next prime is 2138077874893. The reversal of 2138077874874 is 4784787708312.

It is a sphenic number, since it is the product of 3 distinct primes.

2138077874874 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178173156234 + ... + 178173156245.

It is an arithmetic number, because the mean of its divisors is an integer number (534519468720).

Almost surely, 2^{2138077874874} is an apocalyptic number.

2138077874874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2138077874874 is a wasteful number, since it uses less digits than its factorization.

2138077874874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356346312484.

The product of its (nonzero) digits is 118013952, while the sum is 66.

The spelling of 2138077874874 in words is "two trillion, one hundred thirty-eight billion, seventy-seven million, eight hundred seventy-four thousand, eight hundred seventy-four".