8978111698016 has 12 divisors (see below), whose sum is σ = 17675657405532. Its totient is φ = 4489055848992.

The previous prime is 8978111698009. The next prime is 8978111698069. The reversal of 8978111698016 is 6108961118798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140282995250 + ... + 140282995313.

It is an arithmetic number, because the mean of its divisors is an integer number (1472971450461).

Almost surely, 2^{8978111698016} is an apocalyptic number.

It is an amenable number.

8978111698016 is a deficient number, since it is larger than the sum of its proper divisors (8697545707516).

8978111698016 is a wasteful number, since it uses less digits than its factorization.

8978111698016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280565990573 (or 280565990565 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 65.

The spelling of 8978111698016 in words is "eight trillion, nine hundred seventy-eight billion, one hundred eleven million, six hundred ninety-eight thousand, sixteen".