42465736427 has 2 divisors, whose sum is σ = 42465736428. Its totient is φ = 42465736426.

The previous prime is 42465736367. The next prime is 42465736433. The reversal of 42465736427 is 72463756424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42465736427 - 2⁶ = 42465736363 is a prime.

It is not a weakly prime, because it can be changed into another prime (42465736447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21232868213 + 21232868214.

It is an arithmetic number, because the mean of its divisors is an integer number (21232868214).

Almost surely, 2^42465736427 is an apocalyptic number.

42465736427 is a deficient number, since it is larger than the sum of its proper divisors (1).

42465736427 is an equidigital number, since it uses as much as digits as its factorization.

42465736427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6773760, while the sum is 50.

The spelling of 42465736427 in words is "forty-two billion, four hundred sixty-five million, seven hundred thirty-six thousand, four hundred twenty-seven".