40374065063 has 2 divisors, whose sum is σ = 40374065064. Its totient is φ = 40374065062.

The previous prime is 40374065057. The next prime is 40374065087. The reversal of 40374065063 is 36056047304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40374065063 - 2⁸ = 40374064807 is a prime.

It is a super-2 number, since 2×40374065063² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40374065863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20187032531 + 20187032532.

It is an arithmetic number, because the mean of its divisors is an integer number (20187032532).

Almost surely, 2^40374065063 is an apocalyptic number.

40374065063 is a deficient number, since it is larger than the sum of its proper divisors (1).

40374065063 is an equidigital number, since it uses as much as digits as its factorization.

40374065063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

The spelling of 40374065063 in words is "forty billion, three hundred seventy-four million, sixty-five thousand, sixty-three".