97178499968 has 64 divisors (see below), whose sum is σ = 211380038640. Its totient is φ = 44133888000.

The previous prime is 97178499937. The next prime is 97178500019. The reversal of 97178499968 is 86999487179.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1633628 + ... + 1692068.

Almost surely, 2^97178499968 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 97178499968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105690019320).

97178499968 is an abundant number, since it is smaller than the sum of its proper divisors (114201538672).

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

97178499968 is a wasteful number, since it uses less digits than its factorization.

97178499968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59647 (or 59635 counting only the distinct ones).

The product of its digits is 493807104, while the sum is 77.

The spelling of 97178499968 in words is "ninety-seven billion, one hundred seventy-eight million, four hundred ninety-nine thousand, nine hundred sixty-eight".