43142445530 has 32 divisors (see below), whose sum is σ = 77818043520. Its totient is φ = 17221101120.

The previous prime is 43142445509. The next prime is 43142445547. The reversal of 43142445530 is 3554424134.

It is a super-2 number, since 2×43142445530² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16871012 + ... + 16873568.

It is an arithmetic number, because the mean of its divisors is an integer number (2431813860).

Almost surely, 2^43142445530 is an apocalyptic number.

43142445530 is a deficient number, since it is larger than the sum of its proper divisors (34675597990).

43142445530 is a wasteful number, since it uses less digits than its factorization.

43142445530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5414.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 43142445530 its reverse (3554424134), we get a palindrome (46696869664).

The spelling of 43142445530 in words is "forty-three billion, one hundred forty-two million, four hundred forty-five thousand, five hundred thirty".