2722079558217 has 16 divisors (see below), whose sum is σ = 3746644287488. Its totient is φ = 1756121210640.

The previous prime is 2722079558141. The next prime is 2722079558221. The reversal of 2722079558217 is 7128559702272.

It is not a de Polignac number, because 2722079558217 - 2⁸ = 2722079557961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2722079558917) 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, 2372208 + ... + 3327390.

It is an arithmetic number, because the mean of its divisors is an integer number (234165267968).

Almost surely, 2^{2722079558217} is an apocalyptic number.

It is an amenable number.

2722079558217 is a deficient number, since it is larger than the sum of its proper divisors (1024564729271).

2722079558217 is a wasteful number, since it uses less digits than its factorization.

2722079558217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985860.

The product of its (nonzero) digits is 9878400, while the sum is 57.

The spelling of 2722079558217 in words is "two trillion, seven hundred twenty-two billion, seventy-nine million, five hundred fifty-eight thousand, two hundred seventeen".