6614393455839 has 32 divisors (see below), whose sum is σ = 9753275750400. Its totient is φ = 3962268011520.

The previous prime is 6614393455837. The next prime is 6614393455853. The reversal of 6614393455839 is 9385543934166.

It is not a de Polignac number, because 6614393455839 - 2¹ = 6614393455837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6614393455839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6614393455837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14899794 + ... + 15337295.

It is an arithmetic number, because the mean of its divisors is an integer number (304789867200).

Almost surely, 2^{6614393455839} is an apocalyptic number.

6614393455839 is a deficient number, since it is larger than the sum of its proper divisors (3138882294561).

6614393455839 is a wasteful number, since it uses less digits than its factorization.

6614393455839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30237255.

The product of its digits is 251942400, while the sum is 66.

The spelling of 6614393455839 in words is "six trillion, six hundred fourteen billion, three hundred ninety-three million, four hundred fifty-five thousand, eight hundred thirty-nine".