249470839376 has 20 divisors (see below), whose sum is σ = 527290638144. Its totient is φ = 113395836000.

The previous prime is 249470839339. The next prime is 249470839381. The reversal of 249470839376 is 673938074942.

249470839376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708723800 + ... + 708724151.

Almost surely, 2^249470839376 is an apocalyptic number.

It is an amenable number.

249470839376 is an abundant number, since it is smaller than the sum of its proper divisors (277819798768).

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

249470839376 is a wasteful number, since it uses less digits than its factorization.

249470839376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417447970 (or 1417447964 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 62.

The spelling of 249470839376 in words is "two hundred forty-nine billion, four hundred seventy million, eight hundred thirty-nine thousand, three hundred seventy-six".