255365116351 has 4 divisors (see below), whose sum is σ = 255366439272. Its totient is φ = 255363793432.

The previous prime is 255365116267. The next prime is 255365116387. The reversal of 255365116351 is 153611563552.

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

It is a cyclic number.

It is not a de Polignac number, because 255365116351 - 2¹⁷ = 255364985279 is a prime.

It is a super-2 number, since 2×255365116351² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255365116298 and 255365116307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255365116051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309481 + ... + 778786.

It is an arithmetic number, because the mean of its divisors is an integer number (63841609818).

Almost surely, 2^255365116351 is an apocalyptic number.

255365116351 is a deficient number, since it is larger than the sum of its proper divisors (1322921).

255365116351 is a wasteful number, since it uses less digits than its factorization.

255365116351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322920.

The product of its digits is 405000, while the sum is 43.

The spelling of 255365116351 in words is "two hundred fifty-five billion, three hundred sixty-five million, one hundred sixteen thousand, three hundred fifty-one".