22664661226534 has 4 divisors (see below), whose sum is σ = 33996991839804. Its totient is φ = 11332330613266.

The previous prime is 22664661226489. The next prime is 22664661226561. The reversal of 22664661226534 is 43562216646622.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666165306632 + ... + 5666165306635.

It is an arithmetic number, because the mean of its divisors is an integer number (8499247959951).

Almost surely, 2^{22664661226534} is an apocalyptic number.

22664661226534 is a deficient number, since it is larger than the sum of its proper divisors (11332330613270).

22664661226534 is a wasteful number, since it uses less digits than its factorization.

22664661226534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11332330613269.

The product of its digits is 29859840, while the sum is 55.

The spelling of 22664661226534 in words is "twenty-two trillion, six hundred sixty-four billion, six hundred sixty-one million, two hundred twenty-six thousand, five hundred thirty-four".