22153441466 has 8 divisors (see below), whose sum is σ = 35786328564. Its totient is φ = 10224665280.

The previous prime is 22153441379. The next prime is 22153441487. The reversal of 22153441466 is 66414435122.

It can be written as a sum of positive squares in 2 ways, for example, as 21927390241 + 226051225 = 148079^2 + 15035^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×22153441466³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426027695 + ... + 426027746.

Almost surely, 2^22153441466 is an apocalyptic number.

22153441466 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22153441466 is a deficient number, since it is larger than the sum of its proper divisors (13632887098).

22153441466 is a wasteful number, since it uses less digits than its factorization.

22153441466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852055456.

The product of its digits is 138240, while the sum is 38.

Adding to 22153441466 its reverse (66414435122), we get a palindrome (88567876588).

The spelling of 22153441466 in words is "twenty-two billion, one hundred fifty-three million, four hundred forty-one thousand, four hundred sixty-six".