255574969427 has 16 divisors (see below), whose sum is σ = 271507010400. Its totient is φ = 239743173120.

The previous prime is 255574969411. The next prime is 255574969453. The reversal of 255574969427 is 724969475552.

It is a cyclic number.

It is not a de Polignac number, because 255574969427 - 2⁴ = 255574969411 is a prime.

It is a super-2 number, since 2×255574969427² (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 (255574969627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35947349 + ... + 35954457.

It is an arithmetic number, because the mean of its divisors is an integer number (16969188150).

Almost surely, 2^255574969427 is an apocalyptic number.

255574969427 is a deficient number, since it is larger than the sum of its proper divisors (15932040973).

255574969427 is a wasteful number, since it uses less digits than its factorization.

255574969427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13846.

The product of its digits is 190512000, while the sum is 65.

The spelling of 255574969427 in words is "two hundred fifty-five billion, five hundred seventy-four million, nine hundred sixty-nine thousand, four hundred twenty-seven".