249574859781112 has 16 divisors (see below), whose sum is σ = 492581960094600. Its totient is φ = 118219670422560.

The previous prime is 249574859781101. The next prime is 249574859781151. The reversal of 249574859781112 is 211187958475942.

It is a super-2 number, since 2×249574859781112² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820969933339 + ... + 820969933642.

Almost surely, 2^{249574859781112} is an apocalyptic number.

It is an amenable number.

249574859781112 is a deficient number, since it is larger than the sum of its proper divisors (243007100313488).

249574859781112 is a wasteful number, since it uses less digits than its factorization.

249574859781112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641939867006 (or 1641939867002 counting only the distinct ones).

The product of its digits is 406425600, while the sum is 73.

The spelling of 249574859781112 in words is "two hundred forty-nine trillion, five hundred seventy-four billion, eight hundred fifty-nine million, seven hundred eighty-one thousand, one hundred twelve".