43000400112142 has 16 divisors (see below), whose sum is σ = 70388579871792. Its totient is φ = 19538889531520.

The previous prime is 43000400112127. The next prime is 43000400112143. The reversal of 43000400112142 is 24121100400034.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43000400112143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337278973 + ... + 337406440.

It is an arithmetic number, because the mean of its divisors is an integer number (4399286241987).

Almost surely, 2^{43000400112142} is an apocalyptic number.

43000400112142 is a deficient number, since it is larger than the sum of its proper divisors (27388179759650).

43000400112142 is a wasteful number, since it uses less digits than its factorization.

43000400112142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674688323.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 43000400112142 its reverse (24121100400034), we get a palindrome (67121500512176).

The spelling of 43000400112142 in words is "forty-three trillion, four hundred million, one hundred twelve thousand, one hundred forty-two".