250025000249 has 4 divisors (see below), whose sum is σ = 250572101364. Its totient is φ = 249477899136.

The previous prime is 250025000233. The next prime is 250025000263. The reversal of 250025000249 is 942000520052.

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

It can be written as a sum of positive squares in 2 ways, for example, as 161337182224 + 88687818025 = 401668^2 + 297805^2 .

It is a cyclic number.

It is not a de Polignac number, because 250025000249 - 2⁴ = 250025000233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250025060249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273549872 + ... + 273550785.

It is an arithmetic number, because the mean of its divisors is an integer number (62643025341).

Almost surely, 2^250025000249 is an apocalyptic number.

It is an amenable number.

250025000249 is a deficient number, since it is larger than the sum of its proper divisors (547101115).

250025000249 is an equidigital number, since it uses as much as digits as its factorization.

250025000249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547101114.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 250025000249 in words is "two hundred fifty billion, twenty-five million, two hundred forty-nine", and thus it is an aban number.