249894460196 has 12 divisors (see below), whose sum is σ = 437344416348. Its totient is φ = 124938912672.

The previous prime is 249894460181. The next prime is 249894460201. The reversal of 249894460196 is 691064498942.

It can be written as a sum of positive squares in 2 ways, for example, as 79749760000 + 170144700196 = 282400^2 + 412486^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011511 + ... + 2132126.

It is an arithmetic number, because the mean of its divisors is an integer number (36445368029).

Almost surely, 2^249894460196 is an apocalyptic number.

It is an amenable number.

249894460196 is a deficient number, since it is larger than the sum of its proper divisors (187449956152).

249894460196 is a wasteful number, since it uses less digits than its factorization.

249894460196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4158718 (or 4158716 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 62.

The spelling of 249894460196 in words is "two hundred forty-nine billion, eight hundred ninety-four million, four hundred sixty thousand, one hundred ninety-six".