249283514089 has 3 divisors (see below), whose sum is σ = 249284013373. Its totient is φ = 249283014806.

The previous prime is 249283514083. The next prime is 249283514119. The reversal of 249283514089 is 980415382942.

It is a happy number.

The square root of 249283514089 is 499283.

It is a perfect power (a square), and thus also a powerful number.

249283514089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 249283514089 - 2³⁵ = 214923775721 is a prime.

It is a super-2 number, since 2×249283514089² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249283514083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 249642 + ... + 748924.

Almost surely, 2^249283514089 is an apocalyptic number.

249283514089 is the 499283-rd square number.

249283514089 is the 249642-nd centered octagonal number.

It is an amenable number.

249283514089 is a deficient number, since it is larger than the sum of its proper divisors (499284).

249283514089 is an frugal number, since it uses more digits than its factorization.

249283514089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998566 (or 499283 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 249283514089 in words is "two hundred forty-nine billion, two hundred eighty-three million, five hundred fourteen thousand, eighty-nine".