40214221427 has 2 divisors, whose sum is σ = 40214221428. Its totient is φ = 40214221426.

The previous prime is 40214221423. The next prime is 40214221433. The reversal of 40214221427 is 72412241204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40214221427 - 2² = 40214221423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40214221427.

It is not a weakly prime, because it can be changed into another prime (40214221423) 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, 20107110713 + 20107110714.

It is an arithmetic number, because the mean of its divisors is an integer number (20107110714).

Almost surely, 2^40214221427 is an apocalyptic number.

40214221427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40214221427 is an equidigital number, since it uses as much as digits as its factorization.

40214221427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 29.

The spelling of 40214221427 in words is "forty billion, two hundred fourteen million, two hundred twenty-one thousand, four hundred twenty-seven".