2440352779 has 2 divisors, whose sum is σ = 2440352780. Its totient is φ = 2440352778.

The previous prime is 2440352773. The next prime is 2440352791. The reversal of 2440352779 is 9772530442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2440352779 - 2²¹ = 2438255627 is a prime.

It is not a weakly prime, because it can be changed into another prime (2440352773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220176389 + 1220176390.

It is an arithmetic number, because the mean of its divisors is an integer number (1220176390).

Almost surely, 2^2440352779 is an apocalyptic number.

2440352779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440352779 is an equidigital number, since it uses as much as digits as its factorization.

2440352779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 2440352779 is about 49399.9269129014. The cubic root of 2440352779 is about 1346.3279779316.

The spelling of 2440352779 in words is "two billion, four hundred forty million, three hundred fifty-two thousand, seven hundred seventy-nine".