33019320042 has 48 divisors (see below), whose sum is σ = 72168026112. Its totient is φ = 10910259360.

The previous prime is 33019320041. The next prime is 33019320049. The reversal of 33019320042 is 24002391033.

It is a happy number.

33019320042 is a `hidden beast` number, since 330 + 1 + 9 + 320 + 0 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 33019319988 and 33019320015.

It is not an unprimeable number, because it can be changed into a prime (33019320041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2913567 + ... + 2924877.

It is an arithmetic number, because the mean of its divisors is an integer number (1503500544).

Almost surely, 2^33019320042 is an apocalyptic number.

33019320042 is an abundant number, since it is smaller than the sum of its proper divisors (39148706070).

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

33019320042 is a wasteful number, since it uses less digits than its factorization.

33019320042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12723 (or 12720 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The spelling of 33019320042 in words is "thirty-three billion, nineteen million, three hundred twenty thousand, forty-two".