249452787254942 has 16 divisors (see below), whose sum is σ = 382930496546400. Its totient is φ = 121841521613280.

The previous prime is 249452787254927. The next prime is 249452787255011.

249452787254942 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 249452787254942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8058286217 + ... + 8058317172.

It is an arithmetic number, because the mean of its divisors is an integer number (23933156034150).

Almost surely, 2^{249452787254942} is an apocalyptic number.

249452787254942 is a deficient number, since it is larger than the sum of its proper divisors (133477709291458).

249452787254942 is a wasteful number, since it uses less digits than its factorization.

249452787254942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16116603571.

The product of its digits is 3251404800, while the sum is 74.

The spelling of 249452787254942 in words is "two hundred forty-nine trillion, four hundred fifty-two billion, seven hundred eighty-seven million, two hundred fifty-four thousand, nine hundred forty-two".