33250002025 has 6 divisors (see below), whose sum is σ = 41230002542. Its totient is φ = 26600001600.

The previous prime is 33250002013. The next prime is 33250002053. The reversal of 33250002025 is 52020005233.

It can be written as a sum of positive squares in 3 ways, for example, as 528448144 + 32721553881 = 22988^2 + 180891^2 .

It is a de Polignac number, because none of the positive numbers 2^k-33250002025 is a prime.

It is a super-2 number, since 2×33250002025² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33250001987 and 33250002005.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 665000016 + ... + 665000065.

Almost surely, 2^33250002025 is an apocalyptic number.

It is an amenable number.

33250002025 is a deficient number, since it is larger than the sum of its proper divisors (7980000517).

33250002025 is a wasteful number, since it uses less digits than its factorization.

33250002025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330000091 (or 1330000086 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

Adding to 33250002025 its reverse (52020005233), we get a palindrome (85270007258).

The spelling of 33250002025 in words is "thirty-three billion, two hundred fifty million, two thousand, twenty-five".