4642043569 has 8 divisors (see below), whose sum is σ = 4768355520. Its totient is φ = 4515776496.

The previous prime is 4642043551. The next prime is 4642043591. The reversal of 4642043569 is 9653402464.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4642043569 - 2²⁹ = 4105172657 is a prime.

It is a super-2 number, since 2×4642043569² = 43097136992988515522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4642043599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407262 + ... + 418504.

It is an arithmetic number, because the mean of its divisors is an integer number (596044440).

Almost surely, 2^4642043569 is an apocalyptic number.

It is an amenable number.

4642043569 is a deficient number, since it is larger than the sum of its proper divisors (126311951).

4642043569 is a wasteful number, since it uses less digits than its factorization.

4642043569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22439.

The product of its (nonzero) digits is 622080, while the sum is 43.

The square root of 4642043569 is about 68132.5441254031. The cubic root of 4642043569 is about 1668.1550098961.

The spelling of 4642043569 in words is "four billion, six hundred forty-two million, forty-three thousand, five hundred sixty-nine".