9297978051600 has 720 divisors, whose sum is σ = 37113881380992. Its totient is φ = 2111588720640.

The previous prime is 9297978051599. The next prime is 9297978051707. The reversal of 9297978051600 is 61508797929.

9297978051600 is a `hidden beast` number, since 9 + 29 + 7 + 97 + 8 + 0 + 516 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3270479779 + ... + 3270482621.

Almost surely, 2^{9297978051600} is an apocalyptic number.

9297978051600 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 9297978051600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18556940690496).

9297978051600 is an abundant number, since it is smaller than the sum of its proper divisors (27815903329392).

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

9297978051600 is a wasteful number, since it uses less digits than its factorization.

9297978051600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3664 (or 3650 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 63.

The spelling of 9297978051600 in words is "nine trillion, two hundred ninety-seven billion, nine hundred seventy-eight million, fifty-one thousand, six hundred".