33094500642 has 80 divisors (see below), whose sum is σ = 85002403200. Its totient is φ = 9427404672.

The previous prime is 33094500641. The next prime is 33094500731. The reversal of 33094500642 is 24600549033.

33094500642 is a `hidden beast` number, since 3 + 3 + 0 + 9 + 4 + 5 + 0 + 0 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 33094500597 and 33094500606.

It is not an unprimeable number, because it can be changed into a prime (33094500641) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 338859 + ... + 425457.

It is an arithmetic number, because the mean of its divisors is an integer number (1062530040).

Almost surely, 2^33094500642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33094500642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42501201600).

33094500642 is an abundant number, since it is smaller than the sum of its proper divisors (51907902558).

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

33094500642 is a wasteful number, since it uses less digits than its factorization.

33094500642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86957 (or 86948 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 33094500642 in words is "thirty-three billion, ninety-four million, five hundred thousand, six hundred forty-two".