40521222705727 has 16 divisors (see below), whose sum is σ = 43402198546080. Its totient is φ = 37695812881408.

The previous prime is 40521222705661. The next prime is 40521222705751. The reversal of 40521222705727 is 72750722212504.

It is a cyclic number.

It is not a de Polignac number, because 40521222705727 - 2²³ = 40521214317119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40521222705767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427753 + ... + 9012514.

It is an arithmetic number, because the mean of its divisors is an integer number (2712637409130).

Almost surely, 2^{40521222705727} is an apocalyptic number.

40521222705727 is a deficient number, since it is larger than the sum of its proper divisors (2880975840353).

40521222705727 is a wasteful number, since it uses less digits than its factorization.

40521222705727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9443210.

The product of its (nonzero) digits is 1097600, while the sum is 46.

The spelling of 40521222705727 in words is "forty trillion, five hundred twenty-one billion, two hundred twenty-two million, seven hundred five thousand, seven hundred twenty-seven".