978418176 has 80 divisors (see below), whose sum is σ = 2662222464. Its totient is φ = 319176704.

The previous prime is 978418163. The next prime is 978418201. The reversal of 978418176 is 671814879.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65416 + ... + 78968.

Almost surely, 2^978418176 is an apocalyptic number.

978418176 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 978418176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331111232).

978418176 is an abundant number, since it is smaller than the sum of its proper divisors (1683804288).

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

978418176 is a wasteful number, since it uses less digits than its factorization.

978418176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13621 (or 13605 counting only the distinct ones).

The product of its digits is 677376, while the sum is 51.

The square root of 978418176 is about 31279.6767246722. The cubic root of 978418176 is about 992.7536762923.

The spelling of 978418176 in words is "nine hundred seventy-eight million, four hundred eighteen thousand, one hundred seventy-six".