40693452152317 has 2 divisors, whose sum is σ = 40693452152318. Its totient is φ = 40693452152316.

The previous prime is 40693452152281. The next prime is 40693452152321. The reversal of 40693452152317 is 71325125439604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24301488559716 + 16391963592601 = 4929654^2 + 4048699^2 .

It is a cyclic number.

It is not a de Polignac number, because 40693452152317 - 2¹⁹ = 40693451628029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40693452152357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20346726076158 + 20346726076159.

It is an arithmetic number, because the mean of its divisors is an integer number (20346726076159).

Almost surely, 2^{40693452152317} is an apocalyptic number.

It is an amenable number.

40693452152317 is a deficient number, since it is larger than the sum of its proper divisors (1).

40693452152317 is an equidigital number, since it uses as much as digits as its factorization.

40693452152317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 40693452152317 in words is "forty trillion, six hundred ninety-three billion, four hundred fifty-two million, one hundred fifty-two thousand, three hundred seventeen".