40055173183 has 2 divisors, whose sum is σ = 40055173184. Its totient is φ = 40055173182.

The previous prime is 40055173181. The next prime is 40055173241. The reversal of 40055173183 is 38137155004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40055173183 - 2¹ = 40055173181 is a prime.

Together with 40055173181, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40055173181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20027586591 + 20027586592.

It is an arithmetic number, because the mean of its divisors is an integer number (20027586592).

Almost surely, 2^40055173183 is an apocalyptic number.

40055173183 is a deficient number, since it is larger than the sum of its proper divisors (1).

40055173183 is an equidigital number, since it uses as much as digits as its factorization.

40055173183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 40055173183 in words is "forty billion, fifty-five million, one hundred seventy-three thousand, one hundred eighty-three".