79698939392 has 40 divisors (see below), whose sum is σ = 160122194232. Its totient is φ = 39629260800.

The previous prime is 79698939377. The next prime is 79698939409. The reversal of 79698939392 is 29393989697.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337334 + ... + 522677.

Almost surely, 2^79698939392 is an apocalyptic number.

It is an amenable number.

79698939392 is an abundant number, since it is smaller than the sum of its proper divisors (80423254840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79698939392 is an equidigital number, since it uses as much as digits as its factorization.

79698939392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860210 (or 860194 counting only the distinct ones).

The product of its digits is 357128352, while the sum is 74.

The spelling of 79698939392 in words is "seventy-nine billion, six hundred ninety-eight million, nine hundred thirty-nine thousand, three hundred ninety-two".