255734400511 has 4 divisors (see below), whose sum is σ = 255796340800. Its totient is φ = 255672460224.

The previous prime is 255734400473. The next prime is 255734400553. The reversal of 255734400511 is 115004437552.

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 255734400511 - 2³⁵ = 221374662143 is a prime.

It is a super-2 number, since 2×255734400511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255734400611) 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, 30963951 + ... + 30972208.

It is an arithmetic number, because the mean of its divisors is an integer number (63949085200).

Almost surely, 2^255734400511 is an apocalyptic number.

255734400511 is a deficient number, since it is larger than the sum of its proper divisors (61940289).

255734400511 is an equidigital number, since it uses as much as digits as its factorization.

255734400511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61940288.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 255734400511 in words is "two hundred fifty-five billion, seven hundred thirty-four million, four hundred thousand, five hundred eleven".