43140424031144 has 64 divisors (see below), whose sum is σ = 93435263285760. Its totient is φ = 18455244451840.

The previous prime is 43140424031101. The next prime is 43140424031203. The reversal of 43140424031144 is 44113042404134.

It is a super-2 number, since 2×43140424031144² (a number of 28 digits) contains 22 as substring.

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, 51717344 + ... + 52544880.

It is an arithmetic number, because the mean of its divisors is an integer number (1459925988840).

Almost surely, 2^{43140424031144} is an apocalyptic number.

43140424031144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43140424031144 is an abundant number, since it is smaller than the sum of its proper divisors (50294839254616).

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

43140424031144 is a wasteful number, since it uses less digits than its factorization.

43140424031144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862418 (or 862414 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 43140424031144 its reverse (44113042404134), we get a palindrome (87253466435278).

The spelling of 43140424031144 in words is "forty-three trillion, one hundred forty billion, four hundred twenty-four million, thirty-one thousand, one hundred forty-four".