80077765156416 has 168 divisors, whose sum is σ = 229675747383680. Its totient is φ = 26675465895936.

The previous prime is 80077765156399. The next prime is 80077765156423. The reversal of 80077765156416 is 61465156777008.

80077765156416 is a `hidden beast` number, since 8 + 0 + 0 + 7 + 7 + 7 + 6 + 51 + 564 + 16 = 666.

It is a super-2 number, since 2×80077765156416² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9260752605 + ... + 9260761251.

Almost surely, 2^{80077765156416} is an apocalyptic number.

It is an amenable number.

80077765156416 is an abundant number, since it is smaller than the sum of its proper divisors (149597982227264).

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

80077765156416 is a wasteful number, since it uses less digits than its factorization.

80077765156416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17121 (or 17108 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 63.

The spelling of 80077765156416 in words is "eighty trillion, seventy-seven billion, seven hundred sixty-five million, one hundred fifty-six thousand, four hundred sixteen".