255542554 has 4 divisors (see below), whose sum is σ = 383313834. Its totient is φ = 127771276.

The previous prime is 255542531. The next prime is 255542569. The reversal of 255542554 is 455245552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 198161929 + 57380625 = 14077^2 + 7575^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63885637 + ... + 63885640.

Almost surely, 2^255542554 is an apocalyptic number.

255542554 is a deficient number, since it is larger than the sum of its proper divisors (127771280).

255542554 is a wasteful number, since it uses less digits than its factorization.

255542554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127771279.

The product of its digits is 200000, while the sum is 37.

The square root of 255542554 is about 15985.6984207760. The cubic root of 255542554 is about 634.5819920319.

The spelling of 255542554 in words is "two hundred fifty-five million, five hundred forty-two thousand, five hundred fifty-four".