33345795840 has 144 divisors (see below), whose sum is σ = 121712252928. Its totient is φ = 7621890048.

The previous prime is 33345795829. The next prime is 33345795869. The reversal of 33345795840 is 4859754333.

It is a super-2 number, since 2×33345795840² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593392 + ... + 647151.

Almost surely, 2^33345795840 is an apocalyptic number.

33345795840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33345795840 is an abundant number, since it is smaller than the sum of its proper divisors (88366457088).

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

33345795840 is a wasteful number, since it uses less digits than its factorization.

33345795840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240574 (or 1240560 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 51.

The spelling of 33345795840 in words is "thirty-three billion, three hundred forty-five million, seven hundred ninety-five thousand, eight hundred forty".