23571448216 has 64 divisors (see below), whose sum is σ = 46056729600. Its totient is φ = 11299736448.

The previous prime is 23571448213. The next prime is 23571448217. The reversal of 23571448216 is 61284417532.

It is a super-2 number, since 2×23571448216² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23571448213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11767071 + ... + 11769073.

It is an arithmetic number, because the mean of its divisors is an integer number (719636400).

Almost surely, 2^23571448216 is an apocalyptic number.

It is an amenable number.

23571448216 is a deficient number, since it is larger than the sum of its proper divisors (22485281384).

23571448216 is a wasteful number, since it uses less digits than its factorization.

23571448216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608 (or 2604 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The spelling of 23571448216 in words is "twenty-three billion, five hundred seventy-one million, four hundred forty-eight thousand, two hundred sixteen".