42133021250 has 20 divisors (see below), whose sum is σ = 78974137374. Its totient is φ = 16853208000.

The previous prime is 42133021223. The next prime is 42133021283. The reversal of 42133021250 is 5212033124.

It can be written as a sum of positive squares in 5 ways, for example, as 1744482289 + 40388538961 = 41767^2 + 200969^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 16851959 + ... + 16854458.

Almost surely, 2^42133021250 is an apocalyptic number.

42133021250 is a deficient number, since it is larger than the sum of its proper divisors (36841116124).

42133021250 is an equidigital number, since it uses as much as digits as its factorization.

42133021250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33706439 (or 33706424 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 42133021250 its reverse (5212033124), we get a palindrome (47345054374).

The spelling of 42133021250 in words is "forty-two billion, one hundred thirty-three million, twenty-one thousand, two hundred fifty".