23105532006 has 24 divisors (see below), whose sum is σ = 51415014144. Its totient is φ = 7493685840.

The previous prime is 23105531947. The next prime is 23105532061. The reversal of 23105532006 is 60023550132.

23105532006 is a `hidden beast` number, since 23 + 105 + 532 + 0 + 0 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17345830 + ... + 17347161.

It is an arithmetic number, because the mean of its divisors is an integer number (2142292256).

Almost surely, 2^23105532006 is an apocalyptic number.

23105532006 is an abundant number, since it is smaller than the sum of its proper divisors (28309482138).

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

23105532006 is a wasteful number, since it uses less digits than its factorization.

23105532006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34693036 (or 34693033 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 23105532006 in words is "twenty-three billion, one hundred five million, five hundred thirty-two thousand, six".