2542837670738 has 8 divisors (see below), whose sum is σ = 4038624535932. Its totient is φ = 1196629492096.

The previous prime is 2542837670729. The next prime is 2542837670797. The reversal of 2542837670738 is 8370767382452.

It can be written as a sum of positive squares in 2 ways, for example, as 2541738284089 + 1099386649 = 1594283^2 + 33157^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 37394671595 + ... + 37394671662.

Almost surely, 2^{2542837670738} is an apocalyptic number.

2542837670738 is a deficient number, since it is larger than the sum of its proper divisors (1495786865194).

2542837670738 is a wasteful number, since it uses less digits than its factorization.

2542837670738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74789343276.

The product of its (nonzero) digits is 94832640, while the sum is 62.

The spelling of 2542837670738 in words is "two trillion, five hundred forty-two billion, eight hundred thirty-seven million, six hundred seventy thousand, seven hundred thirty-eight".