7713280880 has 20 divisors (see below), whose sum is σ = 17933378232. Its totient is φ = 3085312320.

The previous prime is 7713280879. The next prime is 7713280901. The reversal of 7713280880 is 880823177.

It is a tau number, because it is divible by the number of its divisors (20).

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, 48207926 + ... + 48208085.

Almost surely, 2^7713280880 is an apocalyptic number.

It is an amenable number.

7713280880 is an abundant number, since it is smaller than the sum of its proper divisors (10220097352).

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

7713280880 is a wasteful number, since it uses less digits than its factorization.

7713280880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96416024 (or 96416018 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 44.

The square root of 7713280880 is about 87825.2861082729. The cubic root of 7713280880 is about 1975.8154731062.

The spelling of 7713280880 in words is "seven billion, seven hundred thirteen million, two hundred eighty thousand, eight hundred eighty".