255553078 has 32 divisors (see below), whose sum is σ = 466093440. Its totient is φ = 103570560.

The previous prime is 255553063. The next prime is 255553157. The reversal of 255553078 is 870355552.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 255553078.

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, 10876 + ... + 25087.

It is an arithmetic number, because the mean of its divisors is an integer number (14565420).

Almost surely, 2^255553078 is an apocalyptic number.

255553078 is a deficient number, since it is larger than the sum of its proper divisors (210540362).

255553078 is a wasteful number, since it uses less digits than its factorization.

255553078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36012.

The product of its (nonzero) digits is 210000, while the sum is 40.

The square root of 255553078 is about 15986.0275866145. The cubic root of 255553078 is about 634.5907032349.

The spelling of 255553078 in words is "two hundred fifty-five million, five hundred fifty-three thousand, seventy-eight".