715081616 has 20 divisors (see below), whose sum is σ = 1399191324. Its totient is φ = 354000000.

The previous prime is 715081607. The next prime is 715081621. The reversal of 715081616 is 616180517.

715081616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 582739600 + 132342016 = 24140^2 + 11504^2 .

It is a super-2 number, since 2×715081616² = 1022683435082342912, which contains 22 as substring.

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, 219635 + ... + 222866.

Almost surely, 2^715081616 is an apocalyptic number.

It is an amenable number.

715081616 is a deficient number, since it is larger than the sum of its proper divisors (684109708).

715081616 is a wasteful number, since it uses less digits than its factorization.

715081616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442610 (or 442604 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 715081616 is about 26741.0100033637. The cubic root of 715081616 is about 894.2354262219.

The spelling of 715081616 in words is "seven hundred fifteen million, eighty-one thousand, six hundred sixteen".