40504191807 has 8 divisors (see below), whose sum is σ = 55261533184. Its totient is φ = 26374822488.

The previous prime is 40504191799. The next prime is 40504191817. The reversal of 40504191807 is 70819140504.

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

It is not a de Polignac number, because 40504191807 - 2³ = 40504191799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40504191817) 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 7 ways as a sum of consecutive naturals, for example, 156992863 + ... + 156993120.

It is an arithmetic number, because the mean of its divisors is an integer number (6907691648).

Almost surely, 2^40504191807 is an apocalyptic number.

40504191807 is a deficient number, since it is larger than the sum of its proper divisors (14757341377).

40504191807 is a wasteful number, since it uses less digits than its factorization.

40504191807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313986029.

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 40504191807 in words is "forty billion, five hundred four million, one hundred ninety-one thousand, eight hundred seven".