23201044146 has 96 divisors (see below), whose sum is σ = 58499970048. Its totient is φ = 6508149120.

The previous prime is 23201044129. The next prime is 23201044157. The reversal of 23201044146 is 64144010232.

It is a happy number.

23201044146 is a `hidden beast` number, since 232 + 0 + 10 + 4 + 414 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4662916 + ... + 4667888.

It is an arithmetic number, because the mean of its divisors is an integer number (609374688).

Almost surely, 2^23201044146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23201044146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29249985024).

23201044146 is an abundant number, since it is smaller than the sum of its proper divisors (35298925902).

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

23201044146 is a wasteful number, since it uses less digits than its factorization.

23201044146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5656 (or 5653 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 23201044146 its reverse (64144010232), we get a palindrome (87345054378).

The spelling of 23201044146 in words is "twenty-three billion, two hundred one million, forty-four thousand, one hundred forty-six".