43232523040 has 96 divisors (see below), whose sum is σ = 116826361344. Its totient is φ = 14810065920.

The previous prime is 43232522947. The next prime is 43232523043. The reversal of 43232523040 is 4032523234.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (43232523043) 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, 1363042 + ... + 1394398.

It is an arithmetic number, because the mean of its divisors is an integer number (1216941264).

Almost surely, 2^43232523040 is an apocalyptic number.

43232523040 is a gapful number since it is divisible by the number (40) 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 43232523040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58413180672).

43232523040 is an abundant number, since it is smaller than the sum of its proper divisors (73593838304).

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

43232523040 is a wasteful number, since it uses less digits than its factorization.

43232523040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32610 (or 32602 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The spelling of 43232523040 in words is "forty-three billion, two hundred thirty-two million, five hundred twenty-three thousand, forty".