4440146047 has 2 divisors, whose sum is σ = 4440146048. Its totient is φ = 4440146046.

The previous prime is 4440146023. The next prime is 4440146069. The reversal of 4440146047 is 7406410444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4440146047 - 2³¹ = 2292662399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4440146147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220073023 + 2220073024.

It is an arithmetic number, because the mean of its divisors is an integer number (2220073024).

Almost surely, 2^4440146047 is an apocalyptic number.

4440146047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4440146047 is an equidigital number, since it uses as much as digits as its factorization.

4440146047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

The square root of 4440146047 is about 66634.4208874062. The cubic root of 4440146047 is about 1643.6111739377.

The spelling of 4440146047 in words is "four billion, four hundred forty million, one hundred forty-six thousand, forty-seven".