40431354205 has 8 divisors (see below), whose sum is σ = 52928318304. Its totient is φ = 29404621200.

The previous prime is 40431354181. The next prime is 40431354233. The reversal of 40431354205 is 50245313404.

40431354205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 40431354205 - 2²¹ = 40429257053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367557711 + ... + 367557820.

It is an arithmetic number, because the mean of its divisors is an integer number (6616039788).

Almost surely, 2^40431354205 is an apocalyptic number.

It is an amenable number.

40431354205 is a deficient number, since it is larger than the sum of its proper divisors (12496964099).

40431354205 is a wasteful number, since it uses less digits than its factorization.

40431354205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735115547.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 40431354205 its reverse (50245313404), we get a palindrome (90676667609).

The spelling of 40431354205 in words is "forty billion, four hundred thirty-one million, three hundred fifty-four thousand, two hundred five".