22685442043 has 8 divisors (see below), whose sum is σ = 25546070016. Its totient is φ = 19957866600.

The previous prime is 22685442019. The next prime is 22685442049. The reversal of 22685442043 is 34024458622.

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 22685442043 - 2¹³ = 22685433851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22685441987 and 22685442005.

It is not an unprimeable number, because it can be changed into a prime (22685442049) 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, 33262771 + ... + 33263452.

It is an arithmetic number, because the mean of its divisors is an integer number (3193258752).

Almost surely, 2^22685442043 is an apocalyptic number.

22685442043 is a deficient number, since it is larger than the sum of its proper divisors (2860627973).

22685442043 is a wasteful number, since it uses less digits than its factorization.

22685442043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66526265.

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 22685442043 in words is "twenty-two billion, six hundred eighty-five million, four hundred forty-two thousand, forty-three".