2442666406259 has 4 divisors (see below), whose sum is σ = 2443074407304. Its totient is φ = 2442258405216.

The previous prime is 2442666406237. The next prime is 2442666406273. The reversal of 2442666406259 is 9526046662442.

It is a happy number.

2442666406259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2442666406259 - 2⁸ = 2442666406003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442666406289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203991542 + ... + 204003515.

It is an arithmetic number, because the mean of its divisors is an integer number (610768601826).

Almost surely, 2^{2442666406259} is an apocalyptic number.

2442666406259 is a deficient number, since it is larger than the sum of its proper divisors (408001045).

2442666406259 is an equidigital number, since it uses as much as digits as its factorization.

2442666406259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408001044.

The product of its (nonzero) digits is 29859840, while the sum is 56.

The spelling of 2442666406259 in words is "two trillion, four hundred forty-two billion, six hundred sixty-six million, four hundred six thousand, two hundred fifty-nine".