254423942250 has 128 divisors (see below), whose sum is σ = 675291292416. Its totient is φ = 63580620800.

The previous prime is 254423942243. The next prime is 254423942263. The reversal of 254423942250 is 52249324452.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2927929 + ... + 3013571.

It is an arithmetic number, because the mean of its divisors is an integer number (5275713222).

Almost surely, 2^254423942250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 254423942250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337645646208).

254423942250 is an abundant number, since it is smaller than the sum of its proper divisors (420867350166).

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

254423942250 is a wasteful number, since it uses less digits than its factorization.

254423942250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85913 (or 85903 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 254423942250 in words is "two hundred fifty-four billion, four hundred twenty-three million, nine hundred forty-two thousand, two hundred fifty".