33366670368 has 96 divisors (see below), whose sum is σ = 88535131776. Its totient is φ = 11002134528.

The previous prime is 33366670357. The next prime is 33366670369. The reversal of 33366670368 is 86307666333.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×33366670368² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33366670368.

It is not an unprimeable number, because it can be changed into a prime (33366670369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15790080 + ... + 15792192.

It is an arithmetic number, because the mean of its divisors is an integer number (922240956).

Almost surely, 2^33366670368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33366670368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44267565888).

33366670368 is an abundant number, since it is smaller than the sum of its proper divisors (55168461408).

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

33366670368 is a wasteful number, since it uses less digits than its factorization.

33366670368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826 (or 3818 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 51.

The spelling of 33366670368 in words is "thirty-three billion, three hundred sixty-six million, six hundred seventy thousand, three hundred sixty-eight".