40531004305 has 8 divisors (see below), whose sum is σ = 53058769344. Its totient is φ = 29477094000.

The previous prime is 40531004221. The next prime is 40531004329. The reversal of 40531004305 is 50340013504.

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

It is not a de Polignac number, because 40531004305 - 2¹³ = 40530996113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40531004305.

It is an unprimeable number.

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, 368463621 + ... + 368463730.

It is an arithmetic number, because the mean of its divisors is an integer number (6632346168).

Almost surely, 2^40531004305 is an apocalyptic number.

It is an amenable number.

40531004305 is a deficient number, since it is larger than the sum of its proper divisors (12527765039).

40531004305 is a wasteful number, since it uses less digits than its factorization.

40531004305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736927367.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 40531004305 its reverse (50340013504), we get a palindrome (90871017809).

The spelling of 40531004305 in words is "forty billion, five hundred thirty-one million, four thousand, three hundred five".