40807534504939 has 8 divisors (see below), whose sum is σ = 41266715157360. Its totient is φ = 40348368720000.

The previous prime is 40807534504937. The next prime is 40807534504969. The reversal of 40807534504939 is 93940543570804.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40807534504939 - 2¹ = 40807534504937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40807534504937) 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, 1850164 + ... + 9221614.

It is an arithmetic number, because the mean of its divisors is an integer number (5158339394670).

Almost surely, 2^{40807534504939} is an apocalyptic number.

40807534504939 is a deficient number, since it is larger than the sum of its proper divisors (459180652421).

40807534504939 is an equidigital number, since it uses as much as digits as its factorization.

40807534504939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7433741.

The product of its (nonzero) digits is 65318400, while the sum is 61.

The spelling of 40807534504939 in words is "forty trillion, eight hundred seven billion, five hundred thirty-four million, five hundred four thousand, nine hundred thirty-nine".