33312042424 has 8 divisors (see below), whose sum is σ = 62460079560. Its totient is φ = 16656021208.

The previous prime is 33312042343. The next prime is 33312042431. The reversal of 33312042424 is 42424021333.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×33312042424² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 33312042392 and 33312042401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082002644 + ... + 2082002659.

It is an arithmetic number, because the mean of its divisors is an integer number (7807509945).

Almost surely, 2^33312042424 is an apocalyptic number.

It is an amenable number.

33312042424 is a deficient number, since it is larger than the sum of its proper divisors (29148037136).

33312042424 is a wasteful number, since it uses less digits than its factorization.

33312042424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164005309 (or 4164005305 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 33312042424 its reverse (42424021333), we get a palindrome (75736063757).

The spelling of 33312042424 in words is "thirty-three billion, three hundred twelve million, forty-two thousand, four hundred twenty-four".