43560432240 has 160 divisors (see below), whose sum is σ = 145562975040. Its totient is φ = 10712383488.

The previous prime is 43560432221. The next prime is 43560432269. The reversal of 43560432240 is 4223406534.

It is a super-2 number, since 2×43560432240² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3591306 + ... + 3603414.

It is an arithmetic number, because the mean of its divisors is an integer number (909768594).

Almost surely, 2^43560432240 is an apocalyptic number.

43560432240 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 43560432240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72781487520).

43560432240 is an abundant number, since it is smaller than the sum of its proper divisors (102002542800).

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

43560432240 is a wasteful number, since it uses less digits than its factorization.

43560432240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13291 (or 13285 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 43560432240 its reverse (4223406534), we get a palindrome (47783838774).

It can be divided in two parts, 43560 and 432240, that added together give a triangular number (475800 = T₉₇₅).

The spelling of 43560432240 in words is "forty-three billion, five hundred sixty million, four hundred thirty-two thousand, two hundred forty".