670394090839 has 16 divisors (see below), whose sum is σ = 740562197760. Its totient is φ = 601791816960.

The previous prime is 670394090801. The next prime is 670394090911. The reversal of 670394090839 is 938090493076.

It is a cyclic number.

It is not a de Polignac number, because 670394090839 - 2³⁷ = 532955137367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670394090239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247189 + ... + 1184014.

It is an arithmetic number, because the mean of its divisors is an integer number (46285137360).

Almost surely, 2^670394090839 is an apocalyptic number.

670394090839 is a deficient number, since it is larger than the sum of its proper divisors (70168106921).

670394090839 is a wasteful number, since it uses less digits than its factorization.

670394090839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431750.

The product of its (nonzero) digits is 8817984, while the sum is 58.

The spelling of 670394090839 in words is "six hundred seventy billion, three hundred ninety-four million, ninety thousand, eight hundred thirty-nine".