255462443457 has 32 divisors (see below), whose sum is σ = 389254118400. Its totient is φ = 147823824192.

The previous prime is 255462443399. The next prime is 255462443513. The reversal of 255462443457 is 754344264552.

It is not a de Polignac number, because 255462443457 - 2³⁴ = 238282574273 is a prime.

It is a super-2 number, since 2×255462443457² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255462443657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2360607 + ... + 2466452.

It is an arithmetic number, because the mean of its divisors is an integer number (12164191200).

Almost surely, 2^255462443457 is an apocalyptic number.

It is an amenable number.

255462443457 is a deficient number, since it is larger than the sum of its proper divisors (133791674943).

255462443457 is a wasteful number, since it uses less digits than its factorization.

255462443457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4827157.

The product of its digits is 16128000, while the sum is 51.

The spelling of 255462443457 in words is "two hundred fifty-five billion, four hundred sixty-two million, four hundred forty-three thousand, four hundred fifty-seven".