40273865167 has 2 divisors, whose sum is σ = 40273865168. Its totient is φ = 40273865166.

The previous prime is 40273865129. The next prime is 40273865183. The reversal of 40273865167 is 76156837204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40273865167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40273865167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40273865867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20136932583 + 20136932584.

It is an arithmetic number, because the mean of its divisors is an integer number (20136932584).

Almost surely, 2^40273865167 is an apocalyptic number.

40273865167 is a deficient number, since it is larger than the sum of its proper divisors (1).

40273865167 is an equidigital number, since it uses as much as digits as its factorization.

40273865167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 40273865167 in words is "forty billion, two hundred seventy-three million, eight hundred sixty-five thousand, one hundred sixty-seven".