23106342666 has 64 divisors (see below), whose sum is σ = 51824987136. Its totient is φ = 6808636800.

The previous prime is 23106342629. The next prime is 23106342697. The reversal of 23106342666 is 66624360132.

It is a super-2 number, since 2×23106342666² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308305 + ... + 375851.

It is an arithmetic number, because the mean of its divisors is an integer number (809765424).

Almost surely, 2^23106342666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23106342666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25912493568).

23106342666 is an abundant number, since it is smaller than the sum of its proper divisors (28718644470).

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

23106342666 is a wasteful number, since it uses less digits than its factorization.

23106342666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67707.

The product of its (nonzero) digits is 186624, while the sum is 39.

The spelling of 23106342666 in words is "twenty-three billion, one hundred six million, three hundred forty-two thousand, six hundred sixty-six".