40245406307 has 2 divisors, whose sum is σ = 40245406308. Its totient is φ = 40245406306.

The previous prime is 40245406273. The next prime is 40245406367. The reversal of 40245406307 is 70360454204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40245406307 - 2²⁸ = 39976970851 is a prime.

It is not a weakly prime, because it can be changed into another prime (40245406367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20122703153 + 20122703154.

It is an arithmetic number, because the mean of its divisors is an integer number (20122703154).

Almost surely, 2^40245406307 is an apocalyptic number.

40245406307 is a deficient number, since it is larger than the sum of its proper divisors (1).

40245406307 is an equidigital number, since it uses as much as digits as its factorization.

40245406307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 35.

The spelling of 40245406307 in words is "forty billion, two hundred forty-five million, four hundred six thousand, three hundred seven".