40206434703 has 8 divisors (see below), whose sum is σ = 53683142400. Its totient is φ = 26767008408.

The previous prime is 40206434687. The next prime is 40206434731. The reversal of 40206434703 is 30743460204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40206434703 - 2⁴ = 40206434687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40206434753) 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 7 ways as a sum of consecutive naturals, for example, 9317833 + ... + 9322146.

It is an arithmetic number, because the mean of its divisors is an integer number (6710392800).

Almost surely, 2^40206434703 is an apocalyptic number.

40206434703 is a deficient number, since it is larger than the sum of its proper divisors (13476707697).

40206434703 is a wasteful number, since it uses less digits than its factorization.

40206434703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18640701.

The product of its (nonzero) digits is 48384, while the sum is 33.

Adding to 40206434703 its reverse (30743460204), we get a palindrome (70949894907).

The spelling of 40206434703 in words is "forty billion, two hundred six million, four hundred thirty-four thousand, seven hundred three".