255635451351 has 24 divisors (see below), whose sum is σ = 427085742720. Its totient is φ = 144317429136.

The previous prime is 255635451301. The next prime is 255635451403. The reversal of 255635451351 is 153154536552.

255635451351 is a `hidden beast` number, since 2 + 5 + 5 + 635 + 4 + 5 + 1 + 3 + 5 + 1 = 666.

It is not a de Polignac number, because 255635451351 - 2⁹ = 255635450839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255635451297 and 255635451306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255635451301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24438781 + ... + 24449238.

It is an arithmetic number, because the mean of its divisors is an integer number (17795239280).

Almost surely, 2^255635451351 is an apocalyptic number.

255635451351 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

255635451351 is a deficient number, since it is larger than the sum of its proper divisors (171450291369).

255635451351 is a wasteful number, since it uses less digits than its factorization.

255635451351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48888115 (or 48888112 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 45.

The spelling of 255635451351 in words is "two hundred fifty-five billion, six hundred thirty-five million, four hundred fifty-one thousand, three hundred fifty-one".