249341370643228 has 96 divisors (see below), whose sum is σ = 446326793220672. Its totient is φ = 121859939174400.

The previous prime is 249341370643213. The next prime is 249341370643229. The reversal of 249341370643228 is 822346073143942.

It is a super-2 number, since 2×249341370643228² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249341370643229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11026450050 + ... + 11026472662.

It is an arithmetic number, because the mean of its divisors is an integer number (4649237429382).

Almost surely, 2^{249341370643228} is an apocalyptic number.

It is an amenable number.

249341370643228 is a deficient number, since it is larger than the sum of its proper divisors (196985422577444).

249341370643228 is a wasteful number, since it uses less digits than its factorization.

249341370643228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23815 (or 23813 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 58.

The spelling of 249341370643228 in words is "two hundred forty-nine trillion, three hundred forty-one billion, three hundred seventy million, six hundred forty-three thousand, two hundred twenty-eight".