255555324455432 has 16 divisors (see below), whose sum is σ = 479166823325760. Its totient is φ = 127777504901904.

The previous prime is 255555324455423. The next prime is 255555324455467. The reversal of 255555324455432 is 234554423555552.

It is a super-2 number, since 2×255555324455432² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12613388 + ... + 25888379.

It is an arithmetic number, because the mean of its divisors is an integer number (29947926457860).

Almost surely, 2^{255555324455432} is an apocalyptic number.

It is an amenable number.

255555324455432 is a deficient number, since it is larger than the sum of its proper divisors (223611498870328).

255555324455432 is a wasteful number, since it uses less digits than its factorization.

255555324455432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39331460 (or 39331456 counting only the distinct ones).

The product of its digits is 360000000, while the sum is 59.

The spelling of 255555324455432 in words is "two hundred fifty-five trillion, five hundred fifty-five billion, three hundred twenty-four million, four hundred fifty-five thousand, four hundred thirty-two".