979516678 has 8 divisors (see below), whose sum is σ = 1679171472. Its totient is φ = 419792856.

The previous prime is 979516631. The next prime is 979516679. The reversal of 979516678 is 876615979.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979516679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34982725 + ... + 34982752.

It is an arithmetic number, because the mean of its divisors is an integer number (209896434).

Almost surely, 2^979516678 is an apocalyptic number.

979516678 is a deficient number, since it is larger than the sum of its proper divisors (699654794).

979516678 is a wasteful number, since it uses less digits than its factorization.

979516678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69965486.

The product of its digits is 5715360, while the sum is 58.

The square root of 979516678 is about 31297.2311554872. The cubic root of 979516678 is about 993.1250696464.

The spelling of 979516678 in words is "nine hundred seventy-nine million, five hundred sixteen thousand, six hundred seventy-eight".