2197288838265 has 16 divisors (see below), whose sum is σ = 3568134712128. Its totient is φ = 1154396523456.

The previous prime is 2197288838257. The next prime is 2197288838267. The reversal of 2197288838265 is 5628388827912.

It is a happy number.

It is not a de Polignac number, because 2197288838265 - 2³ = 2197288838257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2197288838265.

It is not an unprimeable number, because it can be changed into a prime (2197288838267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1093177522 + ... + 1093179531.

It is an arithmetic number, because the mean of its divisors is an integer number (223008419508).

Almost surely, 2^{2197288838265} is an apocalyptic number.

It is an amenable number.

2197288838265 is a deficient number, since it is larger than the sum of its proper divisors (1370845873863).

2197288838265 is a wasteful number, since it uses less digits than its factorization.

2197288838265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186357128.

The product of its digits is 185794560, while the sum is 69.

The spelling of 2197288838265 in words is "two trillion, one hundred ninety-seven billion, two hundred eighty-eight million, eight hundred thirty-eight thousand, two hundred sixty-five".