7984977016 has 32 divisors (see below), whose sum is σ = 15298021440. Its totient is φ = 3905589888.

The previous prime is 7984977001. The next prime is 7984977019. The reversal of 7984977016 is 6107794897.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7984977019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002586 + ... + 1010518.

It is an arithmetic number, because the mean of its divisors is an integer number (478063170).

Almost surely, 2^7984977016 is an apocalyptic number.

It is an amenable number.

7984977016 is a deficient number, since it is larger than the sum of its proper divisors (7313044424).

7984977016 is a wasteful number, since it uses less digits than its factorization.

7984977016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10663 (or 10659 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 58.

The square root of 7984977016 is about 89358.6986028781. The cubic root of 7984977016 is about 1998.7473002021.

The spelling of 7984977016 in words is "seven billion, nine hundred eighty-four million, nine hundred seventy-seven thousand, sixteen".