33012146436 has 12 divisors (see below), whose sum is σ = 77028341712. Its totient is φ = 11004048808.

The previous prime is 33012146393. The next prime is 33012146471. The reversal of 33012146436 is 63464121033.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 33012146397 and 33012146406.

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, 1375506090 + ... + 1375506113.

It is an arithmetic number, because the mean of its divisors is an integer number (6419028476).

Almost surely, 2^33012146436 is an apocalyptic number.

It is an amenable number.

33012146436 is an abundant number, since it is smaller than the sum of its proper divisors (44016195276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33012146436 is a wasteful number, since it uses less digits than its factorization.

33012146436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751012210 (or 2751012208 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 33012146436 its reverse (63464121033), we get a palindrome (96476267469).

The spelling of 33012146436 in words is "thirty-three billion, twelve million, one hundred forty-six thousand, four hundred thirty-six".