40027716073 has 2 divisors, whose sum is σ = 40027716074. Its totient is φ = 40027716072.

The previous prime is 40027716067. The next prime is 40027716103. The reversal of 40027716073 is 37061772004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21086524944 + 18941191129 = 145212^2 + 137627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40027716073 is a prime.

It is not a weakly prime, because it can be changed into another prime (40027716023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20013858036 + 20013858037.

It is an arithmetic number, because the mean of its divisors is an integer number (20013858037).

Almost surely, 2^40027716073 is an apocalyptic number.

It is an amenable number.

40027716073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40027716073 is an equidigital number, since it uses as much as digits as its factorization.

40027716073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 37.

The spelling of 40027716073 in words is "forty billion, twenty-seven million, seven hundred sixteen thousand, seventy-three".