22164451753 has 2 divisors, whose sum is σ = 22164451754. Its totient is φ = 22164451752.

The previous prime is 22164451733. The next prime is 22164451823. The reversal of 22164451753 is 35715446122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18991044864 + 3173406889 = 137808^2 + 56333^2 .

It is a cyclic number.

It is not a de Polignac number, because 22164451753 - 2²¹ = 22162354601 is a prime.

It is a super-2 number, since 2×22164451753² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22164451733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11082225876 + 11082225877.

It is an arithmetic number, because the mean of its divisors is an integer number (11082225877).

Almost surely, 2^22164451753 is an apocalyptic number.

It is an amenable number.

22164451753 is a deficient number, since it is larger than the sum of its proper divisors (1).

22164451753 is an equidigital number, since it uses as much as digits as its factorization.

22164451753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

Adding to 22164451753 its reverse (35715446122), we get a palindrome (57879897875).

The spelling of 22164451753 in words is "twenty-two billion, one hundred sixty-four million, four hundred fifty-one thousand, seven hundred fifty-three".