97175253815 has 16 divisors (see below), whose sum is σ = 118882738368. Its totient is φ = 76227031296.

The previous prime is 97175253811. The next prime is 97175253823. The reversal of 97175253815 is 51835257179.

It is a cyclic number.

It is not a de Polignac number, because 97175253815 - 2² = 97175253811 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97175253811) 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 15 ways as a sum of consecutive naturals, for example, 328454 + ... + 549756.

It is an arithmetic number, because the mean of its divisors is an integer number (7430171148).

Almost surely, 2^97175253815 is an apocalyptic number.

97175253815 is a deficient number, since it is larger than the sum of its proper divisors (21707484553).

97175253815 is a wasteful number, since it uses less digits than its factorization.

97175253815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223018.

The product of its digits is 2646000, while the sum is 53.

The spelling of 97175253815 in words is "ninety-seven billion, one hundred seventy-five million, two hundred fifty-three thousand, eight hundred fifteen".