42513230033 has 2 divisors, whose sum is σ = 42513230034. Its totient is φ = 42513230032.

The previous prime is 42513229991. The next prime is 42513230047. The reversal of 42513230033 is 33003231524.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36021382849 + 6491847184 = 189793^2 + 80572^2 .

It is a cyclic number.

It is not a de Polignac number, because 42513230033 - 2³² = 38218262737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42513229984 and 42513230011.

It is not a weakly prime, because it can be changed into another prime (42513233033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21256615016 + 21256615017.

It is an arithmetic number, because the mean of its divisors is an integer number (21256615017).

Almost surely, 2^42513230033 is an apocalyptic number.

It is an amenable number.

42513230033 is a deficient number, since it is larger than the sum of its proper divisors (1).

42513230033 is an equidigital number, since it uses as much as digits as its factorization.

42513230033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 42513230033 its reverse (33003231524), we get a palindrome (75516461557).

The spelling of 42513230033 in words is "forty-two billion, five hundred thirteen million, two hundred thirty thousand, thirty-three".