97772875201 has 4 divisors (see below), whose sum is σ = 97775110912. Its totient is φ = 97770639492.

The previous prime is 97772875153. The next prime is 97772875229. The reversal of 97772875201 is 10257827779.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10257827779 = 1831 ⋅5602309.

It is a cyclic number.

It is not a de Polignac number, because 97772875201 - 2⁷ = 97772875073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97772875241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050921 + ... + 1140166.

It is an arithmetic number, because the mean of its divisors is an integer number (24443777728).

Almost surely, 2^97772875201 is an apocalyptic number.

It is an amenable number.

97772875201 is a deficient number, since it is larger than the sum of its proper divisors (2235711).

97772875201 is a wasteful number, since it uses less digits than its factorization.

97772875201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235710.

The product of its (nonzero) digits is 3457440, while the sum is 55.

The spelling of 97772875201 in words is "ninety-seven billion, seven hundred seventy-two million, eight hundred seventy-five thousand, two hundred one".