22026001861543 has 8 divisors (see below), whose sum is σ = 22136919267312. Its totient is φ = 21915279906816.

The previous prime is 22026001861531. The next prime is 22026001861583. The reversal of 22026001861543 is 34516810062022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22026001861543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22026001861496 and 22026001861505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22026001861583) 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, 48636805 + ... + 49087582.

It is an arithmetic number, because the mean of its divisors is an integer number (2767114908414).

Almost surely, 2^{22026001861543} is an apocalyptic number.

22026001861543 is a deficient number, since it is larger than the sum of its proper divisors (110917405769).

22026001861543 is an equidigital number, since it uses as much as digits as its factorization.

22026001861543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97725521.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 22026001861543 in words is "twenty-two trillion, twenty-six billion, one million, eight hundred sixty-one thousand, five hundred forty-three".