249998103296 has 144 divisors (see below), whose sum is σ = 529274995200. Its totient is φ = 117608325120.

The previous prime is 249998103283. The next prime is 249998103301. The reversal of 249998103296 is 692301899942.

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, 257464091 + ... + 257465061.

It is an arithmetic number, because the mean of its divisors is an integer number (3675520800).

Almost surely, 2^249998103296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249998103296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264637497600).

249998103296 is an abundant number, since it is smaller than the sum of its proper divisors (279276891904).

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

249998103296 is an equidigital number, since it uses as much as digits as its factorization.

249998103296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1682 (or 1668 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 62.

The spelling of 249998103296 in words is "two hundred forty-nine billion, nine hundred ninety-eight million, one hundred three thousand, two hundred ninety-six".