42724031059 has 2 divisors, whose sum is σ = 42724031060. Its totient is φ = 42724031058.

The previous prime is 42724030969. The next prime is 42724031069. The reversal of 42724031059 is 95013042724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42724031059 - 2²⁵ = 42690476627 is a prime.

It is a super-2 number, since 2×42724031059² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42724031069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21362015529 + 21362015530.

It is an arithmetic number, because the mean of its divisors is an integer number (21362015530).

Almost surely, 2^42724031059 is an apocalyptic number.

42724031059 is a deficient number, since it is larger than the sum of its proper divisors (1).

42724031059 is an equidigital number, since it uses as much as digits as its factorization.

42724031059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 42724031059 in words is "forty-two billion, seven hundred twenty-four million, thirty-one thousand, fifty-nine".