97681608106 has 16 divisors (see below), whose sum is σ = 151605872640. Its totient is φ = 47147005360.

The previous prime is 97681608067. The next prime is 97681608107. The reversal of 97681608106 is 60180618679.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (97681608107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118551 + ... + 457621.

It is an arithmetic number, because the mean of its divisors is an integer number (9475367040).

Almost surely, 2^97681608106 is an apocalyptic number.

97681608106 is a deficient number, since it is larger than the sum of its proper divisors (53924264534).

97681608106 is a wasteful number, since it uses less digits than its factorization.

97681608106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344069.

The product of its (nonzero) digits is 870912, while the sum is 52.

The spelling of 97681608106 in words is "ninety-seven billion, six hundred eighty-one million, six hundred eight thousand, one hundred six".