978572675400 has 192 divisors, whose sum is σ = 3069779860800. Its totient is φ = 257842421760.

The previous prime is 978572675393. The next prime is 978572675417. The reversal of 978572675400 is 4576275879.

978572675400 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89012304 + ... + 89023296.

It is an arithmetic number, because the mean of its divisors is an integer number (15988436775).

Almost surely, 2^978572675400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 978572675400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1534889930400).

978572675400 is an abundant number, since it is smaller than the sum of its proper divisors (2091207185400).

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

978572675400 is a wasteful number, since it uses less digits than its factorization.

978572675400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12768 (or 12759 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 60.

The spelling of 978572675400 in words is "nine hundred seventy-eight billion, five hundred seventy-two million, six hundred seventy-five thousand, four hundred".