97275191995811 has 16 divisors (see below), whose sum is σ = 97423525924608. Its totient is φ = 97127005802400.

The previous prime is 97275191995763. The next prime is 97275191995867. The reversal of 97275191995811 is 11859919157279.

It is a cyclic number.

It is not a de Polignac number, because 97275191995811 - 2³⁰ = 97274118253987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97275191995871) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14345254241 + ... + 14345261021.

It is an arithmetic number, because the mean of its divisors is an integer number (6088970370288).

Almost surely, 2^{97275191995811} is an apocalyptic number.

97275191995811 is a deficient number, since it is larger than the sum of its proper divisors (148333928797).

97275191995811 is a wasteful number, since it uses less digits than its factorization.

97275191995811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14762.

The product of its digits is 128595600, while the sum is 74.

The spelling of 97275191995811 in words is "ninety-seven trillion, two hundred seventy-five billion, one hundred ninety-one million, nine hundred ninety-five thousand, eight hundred eleven".