249332004745 has 16 divisors (see below), whose sum is σ = 316032532992. Its totient is φ = 188542126080.

The previous prime is 249332004709. The next prime is 249332004809. The reversal of 249332004745 is 547400233942.

249332004745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 249332004745 - 2²⁹ = 248795133833 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 18697912 + ... + 18711241.

It is an arithmetic number, because the mean of its divisors is an integer number (19752033312).

Almost surely, 2^249332004745 is an apocalyptic number.

It is an amenable number.

249332004745 is a deficient number, since it is larger than the sum of its proper divisors (66700528247).

249332004745 is a wasteful number, since it uses less digits than its factorization.

249332004745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37409232.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 249332004745 in words is "two hundred forty-nine billion, three hundred thirty-two million, four thousand, seven hundred forty-five".