8840380739 has 2 divisors, whose sum is σ = 8840380740. Its totient is φ = 8840380738.

The previous prime is 8840380711. The next prime is 8840380741. The reversal of 8840380739 is 9370830488.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8840380739 - 2²⁰ = 8839332163 is a prime.

It is a super-2 number, since 2×8840380739² (a number of 21 digits) contains 22 as substring.

Together with 8840380741, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8840380789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4420190369 + 4420190370.

It is an arithmetic number, because the mean of its divisors is an integer number (4420190370).

Almost surely, 2^8840380739 is an apocalyptic number.

8840380739 is a deficient number, since it is larger than the sum of its proper divisors (1).

8840380739 is an equidigital number, since it uses as much as digits as its factorization.

8840380739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 8840380739 is about 94023.2989157475. The cubic root of 8840380739 is about 2067.7133094631.

The spelling of 8840380739 in words is "eight billion, eight hundred forty million, three hundred eighty thousand, seven hundred thirty-nine".