42622188443 has 4 divisors (see below), whose sum is σ = 43774139520. Its totient is φ = 41470237368.

The previous prime is 42622188419. The next prime is 42622188451. The reversal of 42622188443 is 34488122624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42622188443 - 2¹⁸ = 42621926299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42622188394 and 42622188403.

It is not an unprimeable number, because it can be changed into a prime (42622188403) 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, 575975483 + ... + 575975556.

It is an arithmetic number, because the mean of its divisors is an integer number (10943534880).

Almost surely, 2^42622188443 is an apocalyptic number.

42622188443 is a deficient number, since it is larger than the sum of its proper divisors (1151951077).

42622188443 is a wasteful number, since it uses less digits than its factorization.

42622188443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151951076.

The product of its digits is 589824, while the sum is 44.

The spelling of 42622188443 in words is "forty-two billion, six hundred twenty-two million, one hundred eighty-eight thousand, four hundred forty-three".