22530644534534 has 4 divisors (see below), whose sum is σ = 33795966801804. Its totient is φ = 11265322267266.

The previous prime is 22530644534491. The next prime is 22530644534539. The reversal of 22530644534534 is 43543544603522.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22530644534539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5632661133632 + ... + 5632661133635.

It is an arithmetic number, because the mean of its divisors is an integer number (8448991700451).

Almost surely, 2^{22530644534534} is an apocalyptic number.

22530644534534 is a deficient number, since it is larger than the sum of its proper divisors (11265322267270).

22530644534534 is a wasteful number, since it uses less digits than its factorization.

22530644534534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11265322267269.

The product of its (nonzero) digits is 20736000, while the sum is 50.

The spelling of 22530644534534 in words is "twenty-two trillion, five hundred thirty billion, six hundred forty-four million, five hundred thirty-four thousand, five hundred thirty-four".