183743642106 has 20 divisors (see below), whose sum is σ = 411721865082. Its totient is φ = 61247880648.

The previous prime is 183743642099. The next prime is 183743642189. The reversal of 183743642106 is 601246347381.

183743642106 is a `hidden beast` number, since 1 + 8 + 3 + 74 + 364 + 210 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 182748555081 + 995087025 = 427491^2 + 31545^2 .

It is a super-4 number, since 4×183743642106⁴ (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 567109845 + ... + 567110168.

Almost surely, 2^183743642106 is an apocalyptic number.

183743642106 is an abundant number, since it is smaller than the sum of its proper divisors (227978222976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

183743642106 is a wasteful number, since it uses less digits than its factorization.

183743642106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134220027 (or 1134220018 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

Adding to 183743642106 its reverse (601246347381), we get a palindrome (784989989487).

The spelling of 183743642106 in words is "one hundred eighty-three billion, seven hundred forty-three million, six hundred forty-two thousand, one hundred six".