249228479383 has 8 divisors (see below), whose sum is σ = 272180182176. Its totient is φ = 226816816800.

The previous prime is 249228479347. The next prime is 249228479419. The reversal of 249228479383 is 383974822942.

It is an interprime number because it is at equal distance from previous prime (249228479347) and next prime (249228479419).

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 249228479383 - 2¹⁷ = 249228348311 is a prime.

It is a super-2 number, since 2×249228479383² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249228479323) 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, 135009088 + ... + 135010933.

It is an arithmetic number, because the mean of its divisors is an integer number (34022522772).

Almost surely, 2^249228479383 is an apocalyptic number.

249228479383 is a deficient number, since it is larger than the sum of its proper divisors (22951702793).

249228479383 is a wasteful number, since it uses less digits than its factorization.

249228479383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270020105.

The product of its digits is 41803776, while the sum is 61.

The spelling of 249228479383 in words is "two hundred forty-nine billion, two hundred twenty-eight million, four hundred seventy-nine thousand, three hundred eighty-three".