40999999999993 has 2 divisors, whose sum is σ = 40999999999994. Its totient is φ = 40999999999992.

The previous prime is 40999999999961. The next prime is 41000000000009. The reversal of 40999999999993 is 39999999999904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28092628861504 + 12907371138489 = 5300248^2 + 3592683^2 .

It is a cyclic number.

It is not a de Polignac number, because 40999999999993 - 2⁵ = 40999999999961 is a prime.

It is not a weakly prime, because it can be changed into another prime (40999999999193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20499999999996 + 20499999999997.

It is an arithmetic number, because the mean of its divisors is an integer number (20499999999997).

Almost surely, 2^{40999999999993} is an apocalyptic number.

It is an amenable number.

40999999999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

40999999999993 is an equidigital number, since it uses as much as digits as its factorization.

40999999999993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376572715308, while the sum is 106.

The spelling of 40999999999993 in words is "forty trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-three".