40451035073 has 2 divisors, whose sum is σ = 40451035074. Its totient is φ = 40451035072.

The previous prime is 40451035061. The next prime is 40451035123. The reversal of 40451035073 is 37053015404.

40451035073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24244981264 + 16206053809 = 155708^2 + 127303^2 .

It is a cyclic number.

It is not a de Polignac number, because 40451035073 - 2⁸ = 40451034817 is a prime.

It is a super-2 number, since 2×40451035073² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40451035013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20225517536 + 20225517537.

It is an arithmetic number, because the mean of its divisors is an integer number (20225517537).

Almost surely, 2^40451035073 is an apocalyptic number.

It is an amenable number.

40451035073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40451035073 is an equidigital number, since it uses as much as digits as its factorization.

40451035073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 32.

The spelling of 40451035073 in words is "forty billion, four hundred fifty-one million, thirty-five thousand, seventy-three".