8445542422 has 8 divisors (see below), whose sum is σ = 12759453000. Its totient is φ = 4192391424.

The previous prime is 8445542419. The next prime is 8445542459. The reversal of 8445542422 is 2242455448.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15189547 + ... + 15190102.

It is an arithmetic number, because the mean of its divisors is an integer number (1594931625).

Almost surely, 2^8445542422 is an apocalyptic number.

8445542422 is a deficient number, since it is larger than the sum of its proper divisors (4313910578).

8445542422 is a wasteful number, since it uses less digits than its factorization.

8445542422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30379790.

The product of its digits is 409600, while the sum is 40.

The square root of 8445542422 is about 91899.6323278826. The cubic root of 8445542422 is about 2036.4598364322.

The spelling of 8445542422 in words is "eight billion, four hundred forty-five million, five hundred forty-two thousand, four hundred twenty-two".