40088448840061 has 2 divisors, whose sum is σ = 40088448840062. Its totient is φ = 40088448840060.

The previous prime is 40088448839977. The next prime is 40088448840091. The reversal of 40088448840061 is 16004884488004.

40088448840061 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., 22859930814436 + 17228518025625 = 4781206^2 + 4150725^2 .

It is a cyclic number.

It is not a de Polignac number, because 40088448840061 - 2¹⁵ = 40088448807293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40088448839984 and 40088448840011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40088448840091) 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, 20044224420030 + 20044224420031.

It is an arithmetic number, because the mean of its divisors is an integer number (20044224420031).

Almost surely, 2^{40088448840061} is an apocalyptic number.

It is an amenable number.

40088448840061 is a deficient number, since it is larger than the sum of its proper divisors (1).

40088448840061 is an equidigital number, since it uses as much as digits as its factorization.

40088448840061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6291456, while the sum is 55.

The spelling of 40088448840061 in words is "forty trillion, eighty-eight billion, four hundred forty-eight million, eight hundred forty thousand, sixty-one".