22556132011045 has 32 divisors (see below), whose sum is σ = 27908803528704. Its totient is φ = 17489935449600.

The previous prime is 22556132011033. The next prime is 22556132011067. The reversal of 22556132011045 is 54011023165522.

It is not a de Polignac number, because 22556132011045 - 2¹¹ = 22556132008997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22556132010995 and 22556132011013.

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 in 31 ways as a sum of consecutive naturals, for example, 29894194 + ... + 30639436.

It is an arithmetic number, because the mean of its divisors is an integer number (872150110272).

Almost surely, 2^{22556132011045} is an apocalyptic number.

It is an amenable number.

22556132011045 is a deficient number, since it is larger than the sum of its proper divisors (5352671517659).

22556132011045 is a wasteful number, since it uses less digits than its factorization.

22556132011045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746253.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 22556132011045 its reverse (54011023165522), we get a palindrome (76567155176567).

The spelling of 22556132011045 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred thirty-two million, eleven thousand, forty-five".