249282689441 has 4 divisors (see below), whose sum is σ = 249290958000. Its totient is φ = 249274420884.

The previous prime is 249282689437. The next prime is 249282689473. The reversal of 249282689441 is 144986282942.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 249282689441 - 2² = 249282689437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249282680441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4088891 + ... + 4149408.

It is an arithmetic number, because the mean of its divisors is an integer number (62322739500).

Almost surely, 2^249282689441 is an apocalyptic number.

It is an amenable number.

249282689441 is a deficient number, since it is larger than the sum of its proper divisors (8268559).

249282689441 is an equidigital number, since it uses as much as digits as its factorization.

249282689441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8268558.

The product of its digits is 15925248, while the sum is 59.

The spelling of 249282689441 in words is "two hundred forty-nine billion, two hundred eighty-two million, six hundred eighty-nine thousand, four hundred forty-one".