704139393938 has 32 divisors (see below), whose sum is σ = 1151330787840. Its totient is φ = 321748951680.

The previous prime is 704139393929. The next prime is 704139393959. The reversal of 704139393938 is 839393931407.

It is a happy number.

It is a super-2 number, since 2×704139393938² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586145 + ... + 1323572.

It is an arithmetic number, because the mean of its divisors is an integer number (35979087120).

Almost surely, 2^704139393938 is an apocalyptic number.

704139393938 is a deficient number, since it is larger than the sum of its proper divisors (447191393902).

704139393938 is a wasteful number, since it uses less digits than its factorization.

704139393938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910082.

The product of its (nonzero) digits is 13226976, while the sum is 59.

The spelling of 704139393938 in words is "seven hundred four billion, one hundred thirty-nine million, three hundred ninety-three thousand, nine hundred thirty-eight".