22014452021661 has 24 divisors (see below), whose sum is σ = 34712397720000. Its totient is φ = 13333262068800.

The previous prime is 22014452021599. The next prime is 22014452021741. The reversal of 22014452021661 is 16612025441022.

22014452021661 is a `hidden beast` number, since 2 + 2 + 0 + 1 + 445 + 202 + 1 + 6 + 6 + 1 = 666.

It is not a de Polignac number, because 22014452021661 - 2⁷ = 22014452021533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22014452021761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73433536 + ... + 73732713.

It is an arithmetic number, because the mean of its divisors is an integer number (1446349905000).

Almost surely, 2^{22014452021661} is an apocalyptic number.

It is an amenable number.

22014452021661 is a deficient number, since it is larger than the sum of its proper divisors (12697945698339).

22014452021661 is a wasteful number, since it uses less digits than its factorization.

22014452021661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147167777 (or 147167774 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

Adding to 22014452021661 its reverse (16612025441022), we get a palindrome (38626477462683).

The spelling of 22014452021661 in words is "twenty-two trillion, fourteen billion, four hundred fifty-two million, twenty-one thousand, six hundred sixty-one".