255541656 has 32 divisors (see below), whose sum is σ = 639926640. Its totient is φ = 85037568.

The previous prime is 255541633. The next prime is 255541669. The reversal of 255541656 is 656145552.

It is a happy number.

255541656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6180 + ... + 23436.

Almost surely, 2^255541656 is an apocalyptic number.

It is an amenable number.

255541656 is an abundant number, since it is smaller than the sum of its proper divisors (384384984).

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

255541656 is a wasteful number, since it uses less digits than its factorization.

255541656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17883 (or 17879 counting only the distinct ones).

The product of its digits is 180000, while the sum is 39.

The square root of 255541656 is about 15985.6703331452. The cubic root of 255541656 is about 634.5812487045.

The spelling of 255541656 in words is "two hundred fifty-five million, five hundred forty-one thousand, six hundred fifty-six".