249231122319 has 8 divisors (see below), whose sum is σ = 346756344192. Its totient is φ = 158929991000.

The previous prime is 249231122303. The next prime is 249231122341. The reversal of 249231122319 is 913221132942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 249231122319 - 2⁴ = 249231122303 is a prime.

It is a super-2 number, since 2×249231122319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249231122419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1806022557 + ... + 1806022694.

It is an arithmetic number, because the mean of its divisors is an integer number (43344543024).

Almost surely, 2^249231122319 is an apocalyptic number.

249231122319 is a deficient number, since it is larger than the sum of its proper divisors (97525221873).

249231122319 is a wasteful number, since it uses less digits than its factorization.

249231122319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612045277.

The product of its digits is 46656, while the sum is 39.

The spelling of 249231122319 in words is "two hundred forty-nine billion, two hundred thirty-one million, one hundred twenty-two thousand, three hundred nineteen".