40504894407 has 48 divisors (see below), whose sum is σ = 61361547520. Its totient is φ = 25716787200.

The previous prime is 40504894403. The next prime is 40504894439. The reversal of 40504894407 is 70449840504.

It is not a de Polignac number, because 40504894407 - 2² = 40504894403 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 (40504894403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4894269 + ... + 4902537.

Almost surely, 2^40504894407 is an apocalyptic number.

40504894407 is a deficient number, since it is larger than the sum of its proper divisors (20856653113).

40504894407 is a wasteful number, since it uses less digits than its factorization.

40504894407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8584 (or 8581 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 40504894407 in words is "forty billion, five hundred four million, eight hundred ninety-four thousand, four hundred seven".