33312042425 has 12 divisors (see below), whose sum is σ = 41409954876. Its totient is φ = 26583168000.

The previous prime is 33312042343. The next prime is 33312042431. The reversal of 33312042425 is 52424021333.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 36445369 + 33275597056 = 6037^2 + 182416^2 .

It is not a de Polignac number, because 33312042425 - 2¹⁶ = 33311976889 is a prime.

It is a super-2 number, since 2×33312042425² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1651424 + ... + 1671473.

It is an arithmetic number, because the mean of its divisors is an integer number (3450829573).

Almost surely, 2^33312042425 is an apocalyptic number.

It is an amenable number.

33312042425 is a deficient number, since it is larger than the sum of its proper divisors (8097912451).

33312042425 is a wasteful number, since it uses less digits than its factorization.

33312042425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323308 (or 3323303 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 33312042425 its reverse (52424021333), we get a palindrome (85736063758).

The spelling of 33312042425 in words is "thirty-three billion, three hundred twelve million, forty-two thousand, four hundred twenty-five".