255132245791 has 4 divisors (see below), whose sum is σ = 255282590592. Its totient is φ = 254981900992.

The previous prime is 255132245779. The next prime is 255132245867. The reversal of 255132245791 is 197542231552.

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 255132245791 - 2⁹ = 255132245279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255132242791) 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, 75169855 + ... + 75173248.

It is an arithmetic number, because the mean of its divisors is an integer number (63820647648).

Almost surely, 2^255132245791 is an apocalyptic number.

255132245791 is a deficient number, since it is larger than the sum of its proper divisors (150344801).

255132245791 is a wasteful number, since it uses less digits than its factorization.

255132245791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150344800.

The product of its digits is 756000, while the sum is 46.

The spelling of 255132245791 in words is "two hundred fifty-five billion, one hundred thirty-two million, two hundred forty-five thousand, seven hundred ninety-one".