97766466876 has 216 divisors, whose sum is σ = 277449105024. Its totient is φ = 28983951360.

The previous prime is 97766466857. The next prime is 97766466877. The reversal of 97766466876 is 67866466779.

97766466876 is a `hidden beast` number, since 97 + 7 + 6 + 6 + 466 + 8 + 76 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97766466877) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 48470220 + ... + 48472236.

Almost surely, 2^97766466876 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 97766466876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138724552512).

97766466876 is an abundant number, since it is smaller than the sum of its proper divisors (179682638148).

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

97766466876 is a wasteful number, since it uses less digits than its factorization.

97766466876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341 (or 2323 counting only the distinct ones).

The product of its digits is 768144384, while the sum is 72.

The spelling of 97766466876 in words is "ninety-seven billion, seven hundred sixty-six million, four hundred sixty-six thousand, eight hundred seventy-six".