40034303653 has 2 divisors, whose sum is σ = 40034303654. Its totient is φ = 40034303652.

The previous prime is 40034303627. The next prime is 40034303711. The reversal of 40034303653 is 35630343004.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27811232289 + 12223071364 = 166767^2 + 110558^2 .

It is a cyclic number.

It is not a de Polignac number, because 40034303653 - 2²⁵ = 40000749221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40034307653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20017151826 + 20017151827.

It is an arithmetic number, because the mean of its divisors is an integer number (20017151827).

Almost surely, 2^40034303653 is an apocalyptic number.

It is an amenable number.

40034303653 is a deficient number, since it is larger than the sum of its proper divisors (1).

40034303653 is an equidigital number, since it uses as much as digits as its factorization.

40034303653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 40034303653 its reverse (35630343004), we get a palindrome (75664646657).

The spelling of 40034303653 in words is "forty billion, thirty-four million, three hundred three thousand, six hundred fifty-three".