255311666452 has 24 divisors (see below), whose sum is σ = 456431754240. Its totient is φ = 124904142240.

The previous prime is 255311666447. The next prime is 255311666453. The reversal of 255311666452 is 254666113552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255311666453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473949 + ... + 857467.

It is an arithmetic number, because the mean of its divisors is an integer number (19017989760).

Almost surely, 2^255311666452 is an apocalyptic number.

It is an amenable number.

255311666452 is a deficient number, since it is larger than the sum of its proper divisors (201120087788).

255311666452 is a wasteful number, since it uses less digits than its factorization.

255311666452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387111 (or 387109 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 46.

The spelling of 255311666452 in words is "two hundred fifty-five billion, three hundred eleven million, six hundred sixty-six thousand, four hundred fifty-two".