255944732570 has 16 divisors (see below), whose sum is σ = 461397505608. Its totient is φ = 102223007040.

The previous prime is 255944732531. The next prime is 255944732587. The reversal of 255944732570 is 75237449552.

255944732570 is digitally balanced in base 3, 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 4 ways, for example, as 252987874441 + 2956858129 = 502979^2 + 54377^2 .

It is a super-2 number, since 2×255944732570² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19353809 + ... + 19367028.

Almost surely, 2^255944732570 is an apocalyptic number.

255944732570 is a deficient number, since it is larger than the sum of its proper divisors (205452773038).

255944732570 is a wasteful number, since it uses less digits than its factorization.

255944732570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38721505.

The product of its (nonzero) digits is 10584000, while the sum is 53.

The spelling of 255944732570 in words is "two hundred fifty-five billion, nine hundred forty-four million, seven hundred thirty-two thousand, five hundred seventy".