97177686606 has 480 divisors, whose sum is σ = 302836786560. Its totient is φ = 22888656000.

The previous prime is 97177686601. The next prime is 97177686659. The reversal of 97177686606 is 60668677179.

97177686606 is a `hidden beast` number, since 9 + 7 + 17 + 7 + 6 + 8 + 6 + 606 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97177686601) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 66972181 + ... + 66973631.

It is an arithmetic number, because the mean of its divisors is an integer number (630909972).

Almost surely, 2^97177686606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97177686606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151418393280).

97177686606 is an abundant number, since it is smaller than the sum of its proper divisors (205659099954).

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

97177686606 is a wasteful number, since it uses less digits than its factorization.

97177686606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562 (or 1546 counting only the distinct ones).

The product of its (nonzero) digits is 32006016, while the sum is 63.

The spelling of 97177686606 in words is "ninety-seven billion, one hundred seventy-seven million, six hundred eighty-six thousand, six hundred six".