22546334152443 has 4 divisors (see below), whose sum is σ = 30061778869928. Its totient is φ = 15030889434960.

The previous prime is 22546334152409. The next prime is 22546334152451. The reversal of 22546334152443 is 34425143364522.

It is a happy number.

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

It is not a de Polignac number, because 22546334152443 - 2⁶ = 22546334152379 is a prime.

It is a super-2 number, since 2×22546334152443² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22546334152392 and 22546334152401.

It is not an unprimeable number, because it can be changed into a prime (22546334152453) 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, 3757722358738 + ... + 3757722358743.

It is an arithmetic number, because the mean of its divisors is an integer number (7515444717482).

Almost surely, 2^{22546334152443} is an apocalyptic number.

22546334152443 is a deficient number, since it is larger than the sum of its proper divisors (7515444717485).

22546334152443 is an equidigital number, since it uses as much as digits as its factorization.

22546334152443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7515444717484.

The product of its digits is 8294400, while the sum is 48.

The spelling of 22546334152443 in words is "twenty-two trillion, five hundred forty-six billion, three hundred thirty-four million, one hundred fifty-two thousand, four hundred forty-three".