79288401616 has 20 divisors (see below), whose sum is σ = 154541171232. Its totient is φ = 39406809056.

The previous prime is 79288401589. The next prime is 79288401671. The reversal of 79288401616 is 61610488297.

It is a super-2 number, since 2×79288401616² (a number of 23 digits) contains 22 as substring.

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, 14834230 + ... + 14839573.

Almost surely, 2^79288401616 is an apocalyptic number.

It is an amenable number.

79288401616 is a deficient number, since it is larger than the sum of its proper divisors (75252769616).

79288401616 is a wasteful number, since it uses less digits than its factorization.

79288401616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29673978 (or 29673972 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 52.

The spelling of 79288401616 in words is "seventy-nine billion, two hundred eighty-eight million, four hundred one thousand, six hundred sixteen".