250530250278 has 32 divisors (see below), whose sum is σ = 624698807040. Its totient is φ = 65072792160.

The previous prime is 250530250253. The next prime is 250530250291. The reversal of 250530250278 is 872052035052.

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 15 ways as a sum of consecutive naturals, for example, 271136173 + ... + 271137096.

It is an arithmetic number, because the mean of its divisors is an integer number (19521837720).

Almost surely, 2^250530250278 is an apocalyptic number.

250530250278 is an abundant number, since it is smaller than the sum of its proper divisors (374168556762).

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

250530250278 is a wasteful number, since it uses less digits than its factorization.

250530250278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542273292.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 250530250278 in words is "two hundred fifty billion, five hundred thirty million, two hundred fifty thousand, two hundred seventy-eight".