40482172873 has 4 divisors (see below), whose sum is σ = 40546329088. Its totient is φ = 40418016660.

The previous prime is 40482172867. The next prime is 40482172889. The reversal of 40482172873 is 37827128404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40482172873 - 2⁹ = 40482172361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40482172813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32077161 + ... + 32078422.

It is an arithmetic number, because the mean of its divisors is an integer number (10136582272).

Almost surely, 2^40482172873 is an apocalyptic number.

It is an amenable number.

40482172873 is a deficient number, since it is larger than the sum of its proper divisors (64156215).

40482172873 is an equidigital number, since it uses as much as digits as its factorization.

40482172873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64156214.

The product of its (nonzero) digits is 602112, while the sum is 46.

The spelling of 40482172873 in words is "forty billion, four hundred eighty-two million, one hundred seventy-two thousand, eight hundred seventy-three".