40471340501 has 6 divisors (see below), whose sum is σ = 40584517302. Its totient is φ = 40358478440.

The previous prime is 40471340447. The next prime is 40471340509. The reversal of 40471340501 is 10504317404.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33653535601 + 6817804900 = 183449^2 + 82570^2 .

It is a de Polignac number, because none of the positive numbers 2^k-40471340501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40471340509) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 28130 + ... + 285891.

It is an arithmetic number, because the mean of its divisors is an integer number (6764086217).

Almost surely, 2^40471340501 is an apocalyptic number.

It is an amenable number.

40471340501 is a deficient number, since it is larger than the sum of its proper divisors (113176801).

40471340501 is an frugal number, since it uses more digits than its factorization.

40471340501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314739 (or 314380 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 40471340501 its reverse (10504317404), we get a palindrome (50975657905).

The spelling of 40471340501 in words is "forty billion, four hundred seventy-one million, three hundred forty thousand, five hundred one".