249082205572 has 12 divisors (see below), whose sum is σ = 436372344576. Its totient is φ = 124404392840.

The previous prime is 249082205557. The next prime is 249082205591. The reversal of 249082205572 is 275502280942.

It is a super-2 number, since 2×249082205572² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34173388 + ... + 34180675.

It is an arithmetic number, because the mean of its divisors is an integer number (36364362048).

Almost surely, 2^249082205572 is an apocalyptic number.

It is an amenable number.

249082205572 is a deficient number, since it is larger than the sum of its proper divisors (187290139004).

249082205572 is a wasteful number, since it uses less digits than its factorization.

249082205572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68354978 (or 68354976 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 249082205572 in words is "two hundred forty-nine billion, eighty-two million, two hundred five thousand, five hundred seventy-two".