2388985679 has 2 divisors, whose sum is σ = 2388985680. Its totient is φ = 2388985678.

The previous prime is 2388985661. The next prime is 2388985699. The reversal of 2388985679 is 9765898832.

2388985679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2388985679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2388985609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1194492839 + 1194492840.

It is an arithmetic number, because the mean of its divisors is an integer number (1194492840).

Almost surely, 2^2388985679 is an apocalyptic number.

2388985679 is a deficient number, since it is larger than the sum of its proper divisors (1).

2388985679 is an equidigital number, since it uses as much as digits as its factorization.

2388985679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52254720, while the sum is 65.

The square root of 2388985679 is about 48877.2511399731. The cubic root of 2388985679 is about 1336.8146063443.

The spelling of 2388985679 in words is "two billion, three hundred eighty-eight million, nine hundred eighty-five thousand, six hundred seventy-nine".