22515643043 has 8 divisors (see below), whose sum is σ = 22835403360. Its totient is φ = 22195956160.

The previous prime is 22515643039. The next prime is 22515643049. The reversal of 22515643043 is 34034651522.

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 22515643043 - 2² = 22515643039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22515642994 and 22515643012.

It is not an unprimeable number, because it can be changed into a prime (22515643049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983321 + ... + 1005957.

It is an arithmetic number, because the mean of its divisors is an integer number (2854425420).

Almost surely, 2^22515643043 is an apocalyptic number.

22515643043 is a deficient number, since it is larger than the sum of its proper divisors (319760317).

22515643043 is a wasteful number, since it uses less digits than its factorization.

22515643043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36717.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 22515643043 in words is "twenty-two billion, five hundred fifteen million, six hundred forty-three thousand, forty-three".