6642033432122 has 12 divisors (see below), whose sum is σ = 10951121237658. Its totient is φ = 3019106105400.

The previous prime is 6642033432119. The next prime is 6642033432127. The reversal of 6642033432122 is 2212343302466.

It can be written as a sum of positive squares in only one way, i.e., 6156755400961 + 485278031161 = 2481281^2 + 696619^2 .

It is a super-2 number, since 2×6642033432122² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6642033432127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13723209329 + ... + 13723209812.

Almost surely, 2^{6642033432122} is an apocalyptic number.

6642033432122 is a deficient number, since it is larger than the sum of its proper divisors (4309087805536).

6642033432122 is a wasteful number, since it uses less digits than its factorization.

6642033432122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27446419165 (or 27446419154 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 38.

Adding to 6642033432122 its reverse (2212343302466), we get a palindrome (8854376734588).

The spelling of 6642033432122 in words is "six trillion, six hundred forty-two billion, thirty-three million, four hundred thirty-two thousand, one hundred twenty-two".