255254516512 has 12 divisors (see below), whose sum is σ = 502532329446. Its totient is φ = 127627258240.

The previous prime is 255254516507. The next prime is 255254516513. The reversal of 255254516512 is 215615452552.

It can be written as a sum of positive squares in only one way, i.e., 245813673616 + 9440842896 = 495796^2 + 97164^2 .

It is a super-2 number, since 2×255254516512² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255254516513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3988351789 + ... + 3988351852.

Almost surely, 2^255254516512 is an apocalyptic number.

It is an amenable number.

255254516512 is a deficient number, since it is larger than the sum of its proper divisors (247277812934).

255254516512 is an equidigital number, since it uses as much as digits as its factorization.

255254516512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7976703651 (or 7976703643 counting only the distinct ones).

The product of its digits is 600000, while the sum is 43.

The spelling of 255254516512 in words is "two hundred fifty-five billion, two hundred fifty-four million, five hundred sixteen thousand, five hundred twelve".