123633653606 has 16 divisors (see below), whose sum is σ = 190938021120. Its totient is φ = 60002953920.

The previous prime is 123633653599. The next prime is 123633653623. The reversal of 123633653606 is 606356336321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3810566 + ... + 3842873.

It is an arithmetic number, because the mean of its divisors is an integer number (11933626320).

Almost surely, 2^123633653606 is an apocalyptic number.

123633653606 is a deficient number, since it is larger than the sum of its proper divisors (67304367514).

123633653606 is a wasteful number, since it uses less digits than its factorization.

123633653606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7653679.

The product of its (nonzero) digits is 1049760, while the sum is 44.

Adding to 123633653606 its reverse (606356336321), we get a palindrome (729989989927).

The spelling of 123633653606 in words is "one hundred twenty-three billion, six hundred thirty-three million, six hundred fifty-three thousand, six hundred six".