97916650475 has 12 divisors (see below), whose sum is σ = 138761882064. Its totient is φ = 67142845920.

The previous prime is 97916650459. The next prime is 97916650477. The reversal of 97916650475 is 57405661979.

It is not a de Polignac number, because 97916650475 - 2⁴ = 97916650459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97916650477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 279761684 + ... + 279762033.

It is an arithmetic number, because the mean of its divisors is an integer number (11563490172).

Almost surely, 2^97916650475 is an apocalyptic number.

97916650475 is a deficient number, since it is larger than the sum of its proper divisors (40845231589).

97916650475 is a wasteful number, since it uses less digits than its factorization.

97916650475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559523734 (or 559523729 counting only the distinct ones).

The product of its (nonzero) digits is 14288400, while the sum is 59.

The spelling of 97916650475 in words is "ninety-seven billion, nine hundred sixteen million, six hundred fifty thousand, four hundred seventy-five".