40250500427 has 2 divisors, whose sum is σ = 40250500428. Its totient is φ = 40250500426.

The previous prime is 40250500403. The next prime is 40250500453. The reversal of 40250500427 is 72400505204.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40250500427 - 2¹⁸ = 40250238283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40250500427.

It is not a weakly prime, because it can be changed into another prime (40250500027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20125250213 + 20125250214.

It is an arithmetic number, because the mean of its divisors is an integer number (20125250214).

Almost surely, 2^40250500427 is an apocalyptic number.

40250500427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40250500427 is an equidigital number, since it uses as much as digits as its factorization.

40250500427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 29.

The spelling of 40250500427 in words is "forty billion, two hundred fifty million, five hundred thousand, four hundred twenty-seven".