42432713971 has 2 divisors, whose sum is σ = 42432713972. Its totient is φ = 42432713970.

The previous prime is 42432713929. The next prime is 42432713987. The reversal of 42432713971 is 17931723424.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42432713971 - 2⁹ = 42432713459 is a prime.

It is not a weakly prime, because it can be changed into another prime (42432783971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21216356985 + 21216356986.

It is an arithmetic number, because the mean of its divisors is an integer number (21216356986).

Almost surely, 2^42432713971 is an apocalyptic number.

42432713971 is a deficient number, since it is larger than the sum of its proper divisors (1).

42432713971 is an equidigital number, since it uses as much as digits as its factorization.

42432713971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The spelling of 42432713971 in words is "forty-two billion, four hundred thirty-two million, seven hundred thirteen thousand, nine hundred seventy-one".