22429644541 has 8 divisors (see below), whose sum is σ = 22985823168. Its totient is φ = 21873900000.

The previous prime is 22429644539. The next prime is 22429644547. The reversal of 22429644541 is 14544692422.

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 22429644541 - 2¹ = 22429644539 is a prime.

It is a super-2 number, since 2×22429644541² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22429644547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2635 + ... + 211816.

It is an arithmetic number, because the mean of its divisors is an integer number (2873227896).

Almost surely, 2^22429644541 is an apocalyptic number.

It is an amenable number.

22429644541 is a deficient number, since it is larger than the sum of its proper divisors (556178627).

22429644541 is a wasteful number, since it uses less digits than its factorization.

22429644541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217043.

The product of its digits is 552960, while the sum is 43.

The spelling of 22429644541 in words is "twenty-two billion, four hundred twenty-nine million, six hundred forty-four thousand, five hundred forty-one".