33012113641 has 8 divisors (see below), whose sum is σ = 35568718920. Its totient is φ = 30457967232.

The previous prime is 33012113633. The next prime is 33012113669. The reversal of 33012113641 is 14631121033.

It can be written as a sum of positive squares in 4 ways, for example, as 11758041 + 33000355600 = 3429^2 + 181660^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33012113641 - 2³ = 33012113633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33012113611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586780 + ... + 640573.

It is an arithmetic number, because the mean of its divisors is an integer number (4446089865).

Almost surely, 2^33012113641 is an apocalyptic number.

It is an amenable number.

33012113641 is a deficient number, since it is larger than the sum of its proper divisors (2556605279).

33012113641 is a wasteful number, since it uses less digits than its factorization.

33012113641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229435.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 33012113641 its reverse (14631121033), we get a palindrome (47643234674).

The spelling of 33012113641 in words is "thirty-three billion, twelve million, one hundred thirteen thousand, six hundred forty-one".