80902790716 has 24 divisors (see below), whose sum is σ = 159776673840. Its totient is φ = 35505926400.

The previous prime is 80902790641. The next prime is 80902790797. The reversal of 80902790716 is 61709720908.

It is a happy number.

It is a super-3 number, since 3×80902790716³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 80902790716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31700445 + ... + 31702996.

It is an arithmetic number, because the mean of its divisors is an integer number (6657361410).

Almost surely, 2^80902790716 is an apocalyptic number.

It is an amenable number.

80902790716 is a deficient number, since it is larger than the sum of its proper divisors (78873883124).

80902790716 is a wasteful number, since it uses less digits than its factorization.

80902790716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63403485 (or 63403483 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 49.

The spelling of 80902790716 in words is "eighty billion, nine hundred two million, seven hundred ninety thousand, seven hundred sixteen".