40478362500571 has 8 divisors (see below), whose sum is σ = 42690585373200. Its totient is φ = 38274317902080.

The previous prime is 40478362500553. The next prime is 40478362500577. The reversal of 40478362500571 is 17500526387404.

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

It is not a de Polignac number, because 40478362500571 - 2⁵ = 40478362500539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40478362500577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2044558366 + ... + 2044578163.

It is an arithmetic number, because the mean of its divisors is an integer number (5336323171650).

Almost surely, 2^{40478362500571} is an apocalyptic number.

40478362500571 is a deficient number, since it is larger than the sum of its proper divisors (2212222872629).

40478362500571 is a wasteful number, since it uses less digits than its factorization.

40478362500571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089137069.

The product of its (nonzero) digits is 5644800, while the sum is 52.

Adding to 40478362500571 its reverse (17500526387404), we get a palindrome (57978888887975).

The spelling of 40478362500571 in words is "forty trillion, four hundred seventy-eight billion, three hundred sixty-two million, five hundred thousand, five hundred seventy-one".