4344457642 has 16 divisors (see below), whose sum is σ = 7456292352. Its totient is φ = 1859747760.

The previous prime is 4344457619. The next prime is 4344457681. The reversal of 4344457642 is 2467544434.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167709 + ... + 191872.

It is an arithmetic number, because the mean of its divisors is an integer number (466018272).

Almost surely, 2^4344457642 is an apocalyptic number.

4344457642 is a deficient number, since it is larger than the sum of its proper divisors (3111834710).

4344457642 is a wasteful number, since it uses less digits than its factorization.

4344457642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360453.

The product of its digits is 1290240, while the sum is 43.

The square root of 4344457642 is about 65912.4998919021. The cubic root of 4344457642 is about 1631.7183181688.

The spelling of 4344457642 in words is "four billion, three hundred forty-four million, four hundred fifty-seven thousand, six hundred forty-two".