268177049522 has 6 divisors (see below), whose sum is σ = 402266672829. Its totient is φ = 134088158580.

The previous prime is 268177049521. The next prime is 268177049587. The reversal of 268177049522 is 225940771862.

268177049522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 236235853681 + 31941195841 = 486041^2 + 178721^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=366181.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268177049521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 549272 + ... + 915452.

Almost surely, 2^268177049522 is an apocalyptic number.

268177049522 is a deficient number, since it is larger than the sum of its proper divisors (134089623307).

268177049522 is an frugal number, since it uses more digits than its factorization.

268177049522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732364 (or 366183 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 268177049522 in words is "two hundred sixty-eight billion, one hundred seventy-seven million, forty-nine thousand, five hundred twenty-two".