97017495552 has 256 divisors, whose sum is σ = 293020092000. Its totient is φ = 31713656832.

The previous prime is 97017495521. The next prime is 97017495571. The reversal of 97017495552 is 25559471079.

It is a happy number.

97017495552 is a `hidden beast` number, since 9 + 70 + 17 + 4 + 9 + 5 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (256).

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 15 ways as a sum of consecutive naturals, for example, 46889974 + ... + 46892042.

Almost surely, 2^97017495552 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 97017495552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146510046000).

97017495552 is an abundant number, since it is smaller than the sum of its proper divisors (196002596448).

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

97017495552 is an equidigital number, since it uses as much as digits as its factorization.

97017495552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 2127 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 54.

The spelling of 97017495552 in words is "ninety-seven billion, seventeen million, four hundred ninety-five thousand, five hundred fifty-two".