274568536838 has 4 divisors (see below), whose sum is σ = 411852805260. Its totient is φ = 137284268418.

The previous prime is 274568536829. The next prime is 274568536867. The reversal of 274568536838 is 838635865472.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68642134208 + ... + 68642134211.

It is an arithmetic number, because the mean of its divisors is an integer number (102963201315).

Almost surely, 2^274568536838 is an apocalyptic number.

274568536838 is a deficient number, since it is larger than the sum of its proper divisors (137284268422).

274568536838 is a wasteful number, since it uses less digits than its factorization.

274568536838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137284268421.

The product of its digits is 232243200, while the sum is 65.

The spelling of 274568536838 in words is "two hundred seventy-four billion, five hundred sixty-eight million, five hundred thirty-six thousand, eight hundred thirty-eight".