655272441122 has 32 divisors (see below), whose sum is σ = 1107321289200. Its totient is φ = 288723714048.

The previous prime is 655272441119. The next prime is 655272441137. The reversal of 655272441122 is 221144272556.

It is a Cunningham number, because it is equal to 809489²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 4989868321 + 650282572801 = 70639^2 + 806401^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 655272441122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4815263 + ... + 4949474.

Almost surely, 2^655272441122 is an apocalyptic number.

655272441122 is a deficient number, since it is larger than the sum of its proper divisors (452048848078).

655272441122 is a wasteful number, since it uses less digits than its factorization.

655272441122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9764870.

The product of its digits is 268800, while the sum is 41.

The spelling of 655272441122 in words is "six hundred fifty-five billion, two hundred seventy-two million, four hundred forty-one thousand, one hundred twenty-two".