40134434043433 has 4 divisors (see below), whose sum is σ = 40134467333520. Its totient is φ = 40134400753348.

The previous prime is 40134434043317. The next prime is 40134434043461. The reversal of 40134434043433 is 33434043443104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40134434043433 - 2⁴¹ = 37935410787881 is a prime.

It is a super-2 number, since 2×40134434043433² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40134434043463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14765935 + ... + 17271412.

It is an arithmetic number, because the mean of its divisors is an integer number (10033616833380).

Almost surely, 2^{40134434043433} is an apocalyptic number.

It is an amenable number.

40134434043433 is a deficient number, since it is larger than the sum of its proper divisors (33290087).

40134434043433 is a wasteful number, since it uses less digits than its factorization.

40134434043433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33290086.

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 40134434043433 its reverse (33434043443104), we get a palindrome (73568477486537).

The spelling of 40134434043433 in words is "forty trillion, one hundred thirty-four billion, four hundred thirty-four million, forty-three thousand, four hundred thirty-three".