97523696658 has 16 divisors (see below), whose sum is σ = 195225857856. Its totient is φ = 32478154800.

The previous prime is 97523696657. The next prime is 97523696681. The reversal of 97523696658 is 85669632579.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (97523696657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7428918 + ... + 7442033.

It is an arithmetic number, because the mean of its divisors is an integer number (12201616116).

Almost surely, 2^97523696658 is an apocalyptic number.

97523696658 is an abundant number, since it is smaller than the sum of its proper divisors (97702161198).

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

97523696658 is a wasteful number, since it uses less digits than its factorization.

97523696658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14872049.

The product of its digits is 146966400, while the sum is 66.

The spelling of 97523696658 in words is "ninety-seven billion, five hundred twenty-three million, six hundred ninety-six thousand, six hundred fifty-eight".