42427350433 has 4 divisors (see below), whose sum is σ = 45690992788. Its totient is φ = 39163708080.

The previous prime is 42427350409. The next prime is 42427350463. The reversal of 42427350433 is 33405372424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19205247889 + 23222102544 = 138583^2 + 152388^2 .

It is a cyclic number.

It is not a de Polignac number, because 42427350433 - 2¹³ = 42427342241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42427350392 and 42427350401.

It is not an unprimeable number, because it can be changed into a prime (42427350463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1631821158 + ... + 1631821183.

It is an arithmetic number, because the mean of its divisors is an integer number (11422748197).

Almost surely, 2^42427350433 is an apocalyptic number.

It is an amenable number.

42427350433 is a deficient number, since it is larger than the sum of its proper divisors (3263642355).

42427350433 is a wasteful number, since it uses less digits than its factorization.

42427350433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263642354.

The product of its (nonzero) digits is 241920, while the sum is 37.

The spelling of 42427350433 in words is "forty-two billion, four hundred twenty-seven million, three hundred fifty thousand, four hundred thirty-three".