249766452204 has 12 divisors (see below), whose sum is σ = 582788388504. Its totient is φ = 83255484064.

The previous prime is 249766452203. The next prime is 249766452239. The reversal of 249766452204 is 402254667942.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (249766452203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10406935497 + ... + 10406935520.

It is an arithmetic number, because the mean of its divisors is an integer number (48565699042).

Almost surely, 2^249766452204 is an apocalyptic number.

It is an amenable number.

249766452204 is an abundant number, since it is smaller than the sum of its proper divisors (333021936300).

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

249766452204 is a wasteful number, since it uses less digits than its factorization.

249766452204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20813871024 (or 20813871022 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 51.

The spelling of 249766452204 in words is "two hundred forty-nine billion, seven hundred sixty-six million, four hundred fifty-two thousand, two hundred four".