255555555554 has 8 divisors (see below), whose sum is σ = 412820512860. Its totient is φ = 117948717936.

The previous prime is 255555555527. The next prime is 255555555587. The reversal of 255555555554 is 455555555552.

It can be written as a sum of positive squares in 2 ways, for example, as 255555525625 + 29929 = 505525^2 + 173^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 255555555554.

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, 4914529889 + ... + 4914529940.

Almost surely, 2^255555555554 is an apocalyptic number.

255555555554 is a deficient number, since it is larger than the sum of its proper divisors (157264957306).

255555555554 is a wasteful number, since it uses less digits than its factorization.

255555555554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9829059844.

The product of its digits is 78125000, while the sum is 56.

The spelling of 255555555554 in words is "two hundred fifty-five billion, five hundred fifty-five million, five hundred fifty-five thousand, five hundred fifty-four".