40873365323171 has 4 divisors (see below), whose sum is σ = 41036207416344. Its totient is φ = 40710523230000.

The previous prime is 40873365323159. The next prime is 40873365323179. The reversal of 40873365323171 is 17132356337804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40873365323171 - 2⁶ = 40873365323107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40873365323179) 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, 81421046210 + ... + 81421046711.

It is an arithmetic number, because the mean of its divisors is an integer number (10259051854086).

Almost surely, 2^{40873365323171} is an apocalyptic number.

40873365323171 is a deficient number, since it is larger than the sum of its proper divisors (162842093173).

40873365323171 is a wasteful number, since it uses less digits than its factorization.

40873365323171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162842093172.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 40873365323171 in words is "forty trillion, eight hundred seventy-three billion, three hundred sixty-five million, three hundred twenty-three thousand, one hundred seventy-one".