255567859513 has 12 divisors (see below), whose sum is σ = 257357814672. Its totient is φ = 253784641320.

The previous prime is 255567859489. The next prime is 255567859523. The reversal of 255567859513 is 315958765552.

It is not a de Polignac number, because 255567859513 - 2¹³ = 255567851321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255567859523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50040106 + ... + 50045212.

It is an arithmetic number, because the mean of its divisors is an integer number (21446484556).

Almost surely, 2^255567859513 is an apocalyptic number.

It is an amenable number.

255567859513 is a deficient number, since it is larger than the sum of its proper divisors (1789955159).

255567859513 is an frugal number, since it uses more digits than its factorization.

255567859513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6292 (or 5805 counting only the distinct ones).

The product of its digits is 56700000, while the sum is 61.

The spelling of 255567859513 in words is "two hundred fifty-five billion, five hundred sixty-seven million, eight hundred fifty-nine thousand, five hundred thirteen".