40431234012134 has 32 divisors (see below), whose sum is σ = 74278902998016. Its totient is φ = 16126340772960.

The previous prime is 40431234012121. The next prime is 40431234012137. The reversal of 40431234012134 is 43121043213404.

40431234012134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40431234012134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40431234012137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1696783202 + ... + 1696807029.

It is an arithmetic number, because the mean of its divisors is an integer number (2321215718688).

Almost surely, 2^{40431234012134} is an apocalyptic number.

40431234012134 is a deficient number, since it is larger than the sum of its proper divisors (33847668985882).

40431234012134 is a wasteful number, since it uses less digits than its factorization.

40431234012134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393590300.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 40431234012134 its reverse (43121043213404), we get a palindrome (83552277225538).

The spelling of 40431234012134 in words is "forty trillion, four hundred thirty-one billion, two hundred thirty-four million, twelve thousand, one hundred thirty-four".