794604656836 has 9 divisors (see below), whose sum is σ = 1390561269391. Its totient is φ = 397301437012.

The previous prime is 794604656809. The next prime is 794604656863. The reversal of 794604656836 is 638656406497.

It is a happy number.

The square root of 794604656836 is 891406.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (794604656809) and next prime (794604656863).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1559961 + ... + 2005663.

Almost surely, 2^794604656836 is an apocalyptic number.

794604656836 is the 891406-th square number.

It is an amenable number.

794604656836 is a deficient number, since it is larger than the sum of its proper divisors (595956612555).

794604656836 is an frugal number, since it uses more digits than its factorization.

794604656836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891410 (or 445705 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 64.

Multiplying 794604656836 by its sum of digits (64), we get a square (50854698037504 = 7131248²).

The spelling of 794604656836 in words is "seven hundred ninety-four billion, six hundred four million, six hundred fifty-six thousand, eight hundred thirty-six".