977944524912000 has 768 divisors, whose sum is σ = 3524530353177600. Its totient is φ = 259859331072000.

The previous prime is 977944524911999. The next prime is 977944524912023. The reversal of 977944524912000 is 219425449779.

977944524912000 is a `hidden beast` number, since 9 + 7 + 7 + 94 + 4 + 52 + 491 + 2 + 0 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60889383970 + ... + 60889400030.

It is an arithmetic number, because the mean of its divisors is an integer number (4589232230700).

Almost surely, 2^{977944524912000} is an apocalyptic number.

977944524912000 is a gapful number since it is divisible by the number (90) 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 977944524912000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1762265176588800).

977944524912000 is an abundant number, since it is smaller than the sum of its proper divisors (2546585828265600).

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

977944524912000 is a wasteful number, since it uses less digits than its factorization.

977944524912000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17572 (or 17547 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 977944524912000 in words is "nine hundred seventy-seven trillion, nine hundred forty-four billion, five hundred twenty-four million, nine hundred twelve thousand".