977094456 has 192 divisors, whose sum is σ = 2881152000. Its totient is φ = 274959360.

The previous prime is 977094451. The next prime is 977094473. The reversal of 977094456 is 654490779.

It is a junction number, because it is equal to n+sod(n) for n = 977094399 and 977094408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977094451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2388780 + ... + 2389188.

It is an arithmetic number, because the mean of its divisors is an integer number (15006000).

Almost surely, 2^977094456 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 977094456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1440576000).

977094456 is an abundant number, since it is smaller than the sum of its proper divisors (1904057544).

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

977094456 is a wasteful number, since it uses less digits than its factorization.

977094456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 51.

The square root of 977094456 is about 31258.5101372410. The cubic root of 977094456 is about 992.3057693167.

The spelling of 977094456 in words is "nine hundred seventy-seven million, ninety-four thousand, four hundred fifty-six".