97574489966 has 16 divisors (see below), whose sum is σ = 149494726656. Its totient is φ = 47743177176.

The previous prime is 97574489953. The next prime is 97574490053. The reversal of 97574489966 is 66998447579.

It is a junction number, because it is equal to n+sod(n) for n = 97574489893 and 97574489902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732575 + ... + 855461.

It is an arithmetic number, because the mean of its divisors is an integer number (9343420416).

Almost surely, 2^97574489966 is an apocalyptic number.

97574489966 is a deficient number, since it is larger than the sum of its proper divisors (51920236690).

97574489966 is a wasteful number, since it uses less digits than its factorization.

97574489966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131383.

The product of its digits is 823011840, while the sum is 74.

The spelling of 97574489966 in words is "ninety-seven billion, five hundred seventy-four million, four hundred eighty-nine thousand, nine hundred sixty-six".