40043200039 has 2 divisors, whose sum is σ = 40043200040. Its totient is φ = 40043200038.

The previous prime is 40043200033. The next prime is 40043200063. The reversal of 40043200039 is 93000234004.

40043200039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40043200039 - 2²¹ = 40041102887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40043199986 and 40043200022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40043200033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20021600019 + 20021600020.

It is an arithmetic number, because the mean of its divisors is an integer number (20021600020).

Almost surely, 2^40043200039 is an apocalyptic number.

40043200039 is a deficient number, since it is larger than the sum of its proper divisors (1).

40043200039 is an equidigital number, since it uses as much as digits as its factorization.

40043200039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

The spelling of 40043200039 in words is "forty billion, forty-three million, two hundred thousand, thirty-nine".