23149467171 has 64 divisors (see below), whose sum is σ = 38697177600. Its totient is φ = 13760254080.

The previous prime is 23149467151. The next prime is 23149467193. The reversal of 23149467171 is 17176494132.

It is a happy number.

23149467171 is a `hidden beast` number, since 2 + 3 + 14 + 9 + 467 + 171 = 666.

It is not a de Polignac number, because 23149467171 - 2⁵ = 23149467139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23149467151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 690016 + ... + 722786.

It is an arithmetic number, because the mean of its divisors is an integer number (604643400).

Almost surely, 2^23149467171 is an apocalyptic number.

23149467171 is a deficient number, since it is larger than the sum of its proper divisors (15547710429).

23149467171 is an equidigital number, since it uses as much as digits as its factorization.

23149467171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32828 (or 32810 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The spelling of 23149467171 in words is "twenty-three billion, one hundred forty-nine million, four hundred sixty-seven thousand, one hundred seventy-one".