42631983227 has 2 divisors, whose sum is σ = 42631983228. Its totient is φ = 42631983226.

The previous prime is 42631983197. The next prime is 42631983271. The reversal of 42631983227 is 72238913624.

42631983227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42631983227 - 2¹⁴ = 42631966843 is a prime.

It is not a weakly prime, because it can be changed into another prime (42631983827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21315991613 + 21315991614.

It is an arithmetic number, because the mean of its divisors is an integer number (21315991614).

Almost surely, 2^42631983227 is an apocalyptic number.

42631983227 is a deficient number, since it is larger than the sum of its proper divisors (1).

42631983227 is an equidigital number, since it uses as much as digits as its factorization.

42631983227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 47.

The spelling of 42631983227 in words is "forty-two billion, six hundred thirty-one million, nine hundred eighty-three thousand, two hundred twenty-seven".