255443023419 has 16 divisors (see below), whose sum is σ = 343239635712. Its totient is φ = 168974291808.

The previous prime is 255443023391. The next prime is 255443023441. The reversal of 255443023419 is 914320344552.

It is not a de Polignac number, because 255443023419 - 2⁵ = 255443023387 is a prime.

It is a super-2 number, since 2×255443023419² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255443023919) 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, 126327 + ... + 725840.

It is an arithmetic number, because the mean of its divisors is an integer number (21452477232).

Almost surely, 2^255443023419 is an apocalyptic number.

255443023419 is a deficient number, since it is larger than the sum of its proper divisors (87796612293).

255443023419 is a wasteful number, since it uses less digits than its factorization.

255443023419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852946.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 255443023419 in words is "two hundred fifty-five billion, four hundred forty-three million, twenty-three thousand, four hundred nineteen".