97417765569 has 4 divisors (see below), whose sum is σ = 129890354096. Its totient is φ = 64945177044.

The previous prime is 97417765541. The next prime is 97417765579. The reversal of 97417765569 is 96556771479.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 97417765569 - 2⁵ = 97417765537 is a prime.

It is a super-2 number, since 2×97417765569² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97417765579) 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 3 ways as a sum of consecutive naturals, for example, 16236294259 + ... + 16236294264.

It is an arithmetic number, because the mean of its divisors is an integer number (32472588524).

Almost surely, 2^97417765569 is an apocalyptic number.

It is an amenable number.

97417765569 is a deficient number, since it is larger than the sum of its proper divisors (32472588527).

97417765569 is a wasteful number, since it uses less digits than its factorization.

97417765569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32472588526.

The product of its digits is 100018800, while the sum is 66.

The spelling of 97417765569 in words is "ninety-seven billion, four hundred seventeen million, seven hundred sixty-five thousand, five hundred sixty-nine".