255787900337 has 4 divisors (see below), whose sum is σ = 256097197296. Its totient is φ = 255478603380.

The previous prime is 255787900331. The next prime is 255787900351. The reversal of 255787900337 is 733009787552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255787900337 - 2¹⁰ = 255787899313 is a prime.

It is a super-2 number, since 2×255787900337² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255787900331) 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, 154647239 + ... + 154648892.

It is an arithmetic number, because the mean of its divisors is an integer number (64024299324).

Almost surely, 2^255787900337 is an apocalyptic number.

It is an amenable number.

255787900337 is a deficient number, since it is larger than the sum of its proper divisors (309296959).

255787900337 is an equidigital number, since it uses as much as digits as its factorization.

255787900337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309296958.

The product of its (nonzero) digits is 11113200, while the sum is 56.

The spelling of 255787900337 in words is "two hundred fifty-five billion, seven hundred eighty-seven million, nine hundred thousand, three hundred thirty-seven".