7998624720576 has 168 divisors, whose sum is σ = 26393100233760. Its totient is φ = 2268640014336.

The previous prime is 7998624720481. The next prime is 7998624720589. The reversal of 7998624720576 is 6750274268997.

7998624720576 is a `hidden beast` number, since 7 + 9 + 9 + 8 + 6 + 2 + 47 + 2 + 0 + 576 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 6687711 + ... + 7792478.

Almost surely, 2^{7998624720576} is an apocalyptic number.

It is an amenable number.

7998624720576 is an abundant number, since it is smaller than the sum of its proper divisors (18394475513184).

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

7998624720576 is a wasteful number, since it uses less digits than its factorization.

7998624720576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14480351 (or 14480338 counting only the distinct ones).

The product of its (nonzero) digits is 640120320, while the sum is 72.

The spelling of 7998624720576 in words is "seven trillion, nine hundred ninety-eight billion, six hundred twenty-four million, seven hundred twenty thousand, five hundred seventy-six".