43440122720232 has 48 divisors (see below), whose sum is σ = 134457522707040. Its totient is φ = 12411463634208.

The previous prime is 43440122720209. The next prime is 43440122720363. The reversal of 43440122720232 is 23202722104434.

43440122720232 is a `hidden beast` number, since 4 + 3 + 4 + 401 + 227 + 2 + 0 + 23 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43095359338 + ... + 43095360345.

It is an arithmetic number, because the mean of its divisors is an integer number (2801198389730).

Almost surely, 2^{43440122720232} is an apocalyptic number.

43440122720232 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

43440122720232 is an abundant number, since it is smaller than the sum of its proper divisors (91017399986808).

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

43440122720232 is a wasteful number, since it uses less digits than its factorization.

43440122720232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86190719702 (or 86190719695 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 36.

Adding to 43440122720232 its reverse (23202722104434), we get a palindrome (66642844824666).

The spelling of 43440122720232 in words is "forty-three trillion, four hundred forty billion, one hundred twenty-two million, seven hundred twenty thousand, two hundred thirty-two".