43040142242003 has 48 divisors (see below), whose sum is σ = 48454059038400. Its totient is φ = 38146394947584.

The previous prime is 43040142241979. The next prime is 43040142242063. The reversal of 43040142242003 is 30024224104034.

It is not a de Polignac number, because 43040142242003 - 2³⁶ = 42971422765267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43040142242063) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111723251 + ... + 112107827.

It is an arithmetic number, because the mean of its divisors is an integer number (1009459563300).

Almost surely, 2^{43040142242003} is an apocalyptic number.

43040142242003 is a deficient number, since it is larger than the sum of its proper divisors (5413916796397).

43040142242003 is a wasteful number, since it uses less digits than its factorization.

43040142242003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384896 (or 384879 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 43040142242003 its reverse (30024224104034), we get a palindrome (73064366346037).

The spelling of 43040142242003 in words is "forty-three trillion, forty billion, one hundred forty-two million, two hundred forty-two thousand, three".