2060440639 has 2 divisors, whose sum is σ = 2060440640. Its totient is φ = 2060440638.

The previous prime is 2060440619. The next prime is 2060440643. The reversal of 2060440639 is 9360440602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2060440639 - 2²⁷ = 1926222911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2060440619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030220319 + 1030220320.

It is an arithmetic number, because the mean of its divisors is an integer number (1030220320).

Almost surely, 2^2060440639 is an apocalyptic number.

2060440639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2060440639 is an equidigital number, since it uses as much as digits as its factorization.

2060440639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 2060440639 is about 45392.0768306540. The cubic root of 2060440639 is about 1272.4870434825.

The spelling of 2060440639 in words is "two billion, sixty million, four hundred forty thousand, six hundred thirty-nine".