255525000278 has 8 divisors (see below), whose sum is σ = 384651513720. Its totient is φ = 127307829040.

The previous prime is 255525000257. The next prime is 255525000299. The reversal of 255525000278 is 872000525552.

It is an interprime number because it is at equal distance from previous prime (255525000257) and next prime (255525000299).

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

It is a Curzon 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, 227334848 + ... + 227335971.

It is an arithmetic number, because the mean of its divisors is an integer number (48081439215).

Almost surely, 2^255525000278 is an apocalyptic number.

255525000278 is a deficient number, since it is larger than the sum of its proper divisors (129126513442).

255525000278 is a wasteful number, since it uses less digits than its factorization.

255525000278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454671102.

The product of its (nonzero) digits is 280000, while the sum is 41.

The spelling of 255525000278 in words is "two hundred fifty-five billion, five hundred twenty-five million, two hundred seventy-eight", and thus it is an aban number.