43434201355142 has 16 divisors (see below), whose sum is σ = 70495466444592. Its totient is φ = 19951547101920.

The previous prime is 43434201355123. The next prime is 43434201355157. The reversal of 43434201355142 is 24155310243434.

It is a self number, because there is not a number n which added to its sum of digits gives 43434201355142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3958634813 + ... + 3958645784.

It is an arithmetic number, because the mean of its divisors is an integer number (4405966652787).

Almost surely, 2^{43434201355142} is an apocalyptic number.

43434201355142 is a deficient number, since it is larger than the sum of its proper divisors (27061265089450).

43434201355142 is a wasteful number, since it uses less digits than its factorization.

43434201355142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7917280823.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 43434201355142 its reverse (24155310243434), we get a palindrome (67589511598576).

The spelling of 43434201355142 in words is "forty-three trillion, four hundred thirty-four billion, two hundred one million, three hundred fifty-five thousand, one hundred forty-two".