97552097280 has 840 divisors, whose sum is σ = 385985970216. Its totient is φ = 23648993280.

The previous prime is 97552097197. The next prime is 97552097303. The reversal of 97552097280 is 8279025579.

97552097280 is a `hidden beast` number, since 9 + 7 + 5 + 520 + 97 + 28 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 8868372475 + ... + 8868372485.

Almost surely, 2^97552097280 is an apocalyptic number.

97552097280 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 97552097280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192992985108).

97552097280 is an abundant number, since it is smaller than the sum of its proper divisors (288433872936).

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

97552097280 is an frugal number, since it uses more digits than its factorization.

97552097280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The spelling of 97552097280 in words is "ninety-seven billion, five hundred fifty-two million, ninety-seven thousand, two hundred eighty".