255267572722 has 4 divisors (see below), whose sum is σ = 382901359086. Its totient is φ = 127633786360.

The previous prime is 255267572701. The next prime is 255267572723. The reversal of 255267572722 is 227275762552.

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

It can be written as a sum of positive squares in only one way, i.e., 254914921881 + 352650841 = 504891^2 + 18779^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 255267572722.

It is not an unprimeable number, because it can be changed into a prime (255267572723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63816893179 + ... + 63816893182.

Almost surely, 2^255267572722 is an apocalyptic number.

255267572722 is a deficient number, since it is larger than the sum of its proper divisors (127633786364).

255267572722 is a wasteful number, since it uses less digits than its factorization.

255267572722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127633786363.

The product of its digits is 8232000, while the sum is 52.

The spelling of 255267572722 in words is "two hundred fifty-five billion, two hundred sixty-seven million, five hundred seventy-two thousand, seven hundred twenty-two".