249650352196 has 24 divisors (see below), whose sum is σ = 499886098880. Its totient is φ = 106867566432.

The previous prime is 249650352191. The next prime is 249650352223. The reversal of 249650352196 is 691253056942.

It is not an unprimeable number, because it can be changed into a prime (249650352191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5202426 + ... + 5250193.

Almost surely, 2^249650352196 is an apocalyptic number.

It is an amenable number.

249650352196 is an abundant number, since it is smaller than the sum of its proper divisors (250235746684).

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

249650352196 is a wasteful number, since it uses less digits than its factorization.

249650352196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10453483 (or 10453481 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 52.

The spelling of 249650352196 in words is "two hundred forty-nine billion, six hundred fifty million, three hundred fifty-two thousand, one hundred ninety-six".