40013200427 has 2 divisors, whose sum is σ = 40013200428. Its totient is φ = 40013200426.

The previous prime is 40013200421. The next prime is 40013200439. The reversal of 40013200427 is 72400231004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40013200427 - 2⁶ = 40013200363 is a prime.

It is a super-2 number, since 2×40013200427² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40013200421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20006600213 + 20006600214.

It is an arithmetic number, because the mean of its divisors is an integer number (20006600214).

Almost surely, 2^40013200427 is an apocalyptic number.

40013200427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40013200427 is an equidigital number, since it uses as much as digits as its factorization.

40013200427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The spelling of 40013200427 in words is "forty billion, thirteen million, two hundred thousand, four hundred twenty-seven".