28000250254 has 4 divisors (see below), whose sum is σ = 42000375384. Its totient is φ = 14000125126.

The previous prime is 28000250221. The next prime is 28000250263. The reversal of 28000250254 is 45205200082.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000062562 + ... + 7000062565.

It is an arithmetic number, because the mean of its divisors is an integer number (10500093846).

Almost surely, 2^28000250254 is an apocalyptic number.

28000250254 is a deficient number, since it is larger than the sum of its proper divisors (14000125130).

28000250254 is a wasteful number, since it uses less digits than its factorization.

28000250254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14000125129.

The product of its (nonzero) digits is 6400, while the sum is 28.

The spelling of 28000250254 in words is "twenty-eight billion, two hundred fifty thousand, two hundred fifty-four".