8839240244445 has 128 divisors (see below), whose sum is σ = 16198998165504. Its totient is φ = 4085711207424.

The previous prime is 8839240244423. The next prime is 8839240244447. The reversal of 8839240244445 is 5444420429388.

It is a happy number.

It is not a de Polignac number, because 8839240244445 - 2⁸ = 8839240244189 is a prime.

It is a super-2 number, since 2×8839240244445² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8839240244447) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25578702 + ... + 25921968.

It is an arithmetic number, because the mean of its divisors is an integer number (126554673168).

Almost surely, 2^{8839240244445} is an apocalyptic number.

It is an amenable number.

8839240244445 is a deficient number, since it is larger than the sum of its proper divisors (7359757921059).

8839240244445 is a wasteful number, since it uses less digits than its factorization.

8839240244445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343451.

The product of its (nonzero) digits is 35389440, while the sum is 57.

The spelling of 8839240244445 in words is "eight trillion, eight hundred thirty-nine billion, two hundred forty million, two hundred forty-four thousand, four hundred forty-five".