2272117817558 has 4 divisors (see below), whose sum is σ = 3408176726340. Its totient is φ = 1136058908778.

The previous prime is 2272117817521. The next prime is 2272117817587. The reversal of 2272117817558 is 8557187112722.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568029454388 + ... + 568029454391.

It is an arithmetic number, because the mean of its divisors is an integer number (852044181585).

Almost surely, 2^{2272117817558} is an apocalyptic number.

2272117817558 is a deficient number, since it is larger than the sum of its proper divisors (1136058908782).

2272117817558 is a wasteful number, since it uses less digits than its factorization.

2272117817558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136058908781.

The product of its digits is 4390400, while the sum is 56.

The spelling of 2272117817558 in words is "two trillion, two hundred seventy-two billion, one hundred seventeen million, eight hundred seventeen thousand, five hundred fifty-eight".