254974943967 has 24 divisors (see below), whose sum is σ = 374095209600. Its totient is φ = 154035188208.

The previous prime is 254974943941. The next prime is 254974943981. The reversal of 254974943967 is 769349479452.

It is not a de Polignac number, because 254974943967 - 2⁸ = 254974943711 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254974943467) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4197867 + ... + 4258172.

It is an arithmetic number, because the mean of its divisors is an integer number (15587300400).

Almost surely, 2^254974943967 is an apocalyptic number.

254974943967 is a deficient number, since it is larger than the sum of its proper divisors (119120265633).

254974943967 is a wasteful number, since it uses less digits than its factorization.

254974943967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8456107 (or 8456084 counting only the distinct ones).

The product of its digits is 411505920, while the sum is 69.

The spelling of 254974943967 in words is "two hundred fifty-four billion, nine hundred seventy-four million, nine hundred forty-three thousand, nine hundred sixty-seven".