4405643742 has 8 divisors (see below), whose sum is σ = 8811287496. Its totient is φ = 1468547912.

The previous prime is 4405643741. The next prime is 4405643783. The reversal of 4405643742 is 2473465044.

It is a sphenic number, since it is the product of 3 distinct primes.

4405643742 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 4405643742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405643741) 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, 367136973 + ... + 367136984.

It is an arithmetic number, because the mean of its divisors is an integer number (1101410937).

Almost surely, 2^4405643742 is an apocalyptic number.

4405643742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4405643742 is a wasteful number, since it uses less digits than its factorization.

4405643742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734273962.

The product of its (nonzero) digits is 322560, while the sum is 39.

The square root of 4405643742 is about 66375.0234802218. The cubic root of 4405643742 is about 1639.3428536616.

The spelling of 4405643742 in words is "four billion, four hundred five million, six hundred forty-three thousand, seven hundred forty-two".