40039999560013 has 2 divisors, whose sum is σ = 40039999560014. Its totient is φ = 40039999560012.

The previous prime is 40039999559921. The next prime is 40039999560097. The reversal of 40039999560013 is 31006599993004.

40039999560013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34536931036969 + 5503068523044 = 5876813^2 + 2345862^2 .

It is a cyclic number.

It is not a de Polignac number, because 40039999560013 - 2⁴⁵ = 4855627471181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40039999560013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40039999560313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20019999780006 + 20019999780007.

It is an arithmetic number, because the mean of its divisors is an integer number (20019999780007).

Almost surely, 2^{40039999560013} is an apocalyptic number.

It is an amenable number.

40039999560013 is a deficient number, since it is larger than the sum of its proper divisors (1).

40039999560013 is an equidigital number, since it uses as much as digits as its factorization.

40039999560013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7085880, while the sum is 58.

The spelling of 40039999560013 in words is "forty trillion, thirty-nine billion, nine hundred ninety-nine million, five hundred sixty thousand, thirteen".