23171720242274 has 32 divisors (see below), whose sum is σ = 34992162608256. Its totient is φ = 11507775235200.

The previous prime is 23171720242271. The next prime is 23171720242357. The reversal of 23171720242274 is 47224202717132.

It is not an unprimeable number, because it can be changed into a prime (23171720242271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4564055024 + ... + 4564060100.

It is an arithmetic number, because the mean of its divisors is an integer number (1093505081508).

Almost surely, 2^{23171720242274} is an apocalyptic number.

23171720242274 is a deficient number, since it is larger than the sum of its proper divisors (11820442365982).

23171720242274 is a wasteful number, since it uses less digits than its factorization.

23171720242274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12890.

The product of its (nonzero) digits is 526848, while the sum is 44.

The spelling of 23171720242274 in words is "twenty-three trillion, one hundred seventy-one billion, seven hundred twenty million, two hundred forty-two thousand, two hundred seventy-four".