23252332140 has 144 divisors (see below), whose sum is σ = 71547840000. Its totient is φ = 6111679104.

The previous prime is 23252332139. The next prime is 23252332177. The reversal of 23252332140 is 4123325232.

23252332140 is a `hidden beast` number, since 2 + 325 + 2 + 332 + 1 + 4 + 0 = 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, 7453501 + ... + 7456619.

It is an arithmetic number, because the mean of its divisors is an integer number (496860000).

Almost surely, 2^23252332140 is an apocalyptic number.

23252332140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23252332140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35773920000).

23252332140 is an abundant number, since it is smaller than the sum of its proper divisors (48295507860).

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

23252332140 is a wasteful number, since it uses less digits than its factorization.

23252332140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3716 (or 3711 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 23252332140 its reverse (4123325232), we get a palindrome (27375657372).

The spelling of 23252332140 in words is "twenty-three billion, two hundred fifty-two million, three hundred thirty-two thousand, one hundred forty".