474915675839 has 4 divisors (see below), whose sum is σ = 518089828200. Its totient is φ = 431741523480.

The previous prime is 474915675769. The next prime is 474915675889. The reversal of 474915675839 is 938576519474.

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

It is a cyclic number.

It is not a de Polignac number, because 474915675839 - 2³⁶ = 406196199103 is a prime.

It is a super-2 number, since 2×474915675839² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474915675889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21587076164 + ... + 21587076185.

It is an arithmetic number, because the mean of its divisors is an integer number (129522457050).

Almost surely, 2^474915675839 is an apocalyptic number.

474915675839 is a deficient number, since it is larger than the sum of its proper divisors (43174152361).

474915675839 is a wasteful number, since it uses less digits than its factorization.

474915675839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43174152360.

The product of its digits is 228614400, while the sum is 68.

The spelling of 474915675839 in words is "four hundred seventy-four billion, nine hundred fifteen million, six hundred seventy-five thousand, eight hundred thirty-nine".