255657426627030 has 32 divisors (see below), whose sum is σ = 613668576917088. Its totient is φ = 68165230099200.

The previous prime is 255657426627011. The next prime is 255657426627173. The reversal of 255657426627030 is 30726624756552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630023041 + ... + 630428700.

It is an arithmetic number, because the mean of its divisors is an integer number (19177143028659).

Almost surely, 2^{255657426627030} is an apocalyptic number.

255657426627030 is an abundant number, since it is smaller than the sum of its proper divisors (358011150290058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255657426627030 is a wasteful number, since it uses less digits than its factorization.

255657426627030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260458512.

The product of its (nonzero) digits is 127008000, while the sum is 60.

The spelling of 255657426627030 in words is "two hundred fifty-five trillion, six hundred fifty-seven billion, four hundred twenty-six million, six hundred twenty-seven thousand, thirty".