22146553210 has 8 divisors (see below), whose sum is σ = 39863795796. Its totient is φ = 8858621280.

The previous prime is 22146553139. The next prime is 22146553213. The reversal of 22146553210 is 1235564122.

It can be written as a sum of positive squares in 2 ways, for example, as 19365783921 + 2780769289 = 139161^2 + 52733^2 .

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

It is a super-2 number, since 2×22146553210² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22146553213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1107327651 + ... + 1107327670.

Almost surely, 2^22146553210 is an apocalyptic number.

22146553210 is a deficient number, since it is larger than the sum of its proper divisors (17717242586).

22146553210 is a wasteful number, since it uses less digits than its factorization.

22146553210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214655328.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 22146553210 in words is "twenty-two billion, one hundred forty-six million, five hundred fifty-three thousand, two hundred ten".