33530404412 has 12 divisors (see below), whose sum is σ = 58682583960. Its totient is φ = 16763951856.

The previous prime is 33530404343. The next prime is 33530404471. The reversal of 33530404412 is 21440403533.

It is a super-2 number, since 2×33530404412² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250898 + ... + 360569.

It is an arithmetic number, because the mean of its divisors is an integer number (4890215330).

Almost surely, 2^33530404412 is an apocalyptic number.

It is an amenable number.

33530404412 is a deficient number, since it is larger than the sum of its proper divisors (25152179548).

33530404412 is a wasteful number, since it uses less digits than its factorization.

33530404412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625180 (or 625178 counting only the distinct ones).

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

Adding to 33530404412 its reverse (21440403533), we get a palindrome (54970807945).

The spelling of 33530404412 in words is "thirty-three billion, five hundred thirty million, four hundred four thousand, four hundred twelve".