255131622654 has 8 divisors (see below), whose sum is σ = 510263245320. Its totient is φ = 85043874216.

The previous prime is 255131622643. The next prime is 255131622667. The reversal of 255131622654 is 456226131552.

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

255131622654 is an admirable number.

It is a congruent number.

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, 21260968549 + ... + 21260968560.

It is an arithmetic number, because the mean of its divisors is an integer number (63782905665).

Almost surely, 2^255131622654 is an apocalyptic number.

255131622654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

255131622654 is a wasteful number, since it uses less digits than its factorization.

255131622654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42521937114.

The product of its digits is 432000, while the sum is 42.

The spelling of 255131622654 in words is "two hundred fifty-five billion, one hundred thirty-one million, six hundred twenty-two thousand, six hundred fifty-four".