33077327780 has 48 divisors (see below), whose sum is σ = 79403950080. Its totient is φ = 11338174848.

The previous prime is 33077327693. The next prime is 33077327797. The reversal of 33077327780 is 8772377033.

It is a happy number.

It is a super-2 number, since 2×33077327780² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637661 + ... + 687579.

It is an arithmetic number, because the mean of its divisors is an integer number (1654248960).

Almost surely, 2^33077327780 is an apocalyptic number.

It is an amenable number.

33077327780 is an abundant number, since it is smaller than the sum of its proper divisors (46326622300).

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

33077327780 is a wasteful number, since it uses less digits than its factorization.

33077327780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54668 (or 54666 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 47.

The spelling of 33077327780 in words is "thirty-three billion, seventy-seven million, three hundred twenty-seven thousand, seven hundred eighty".