33680481147 has 6 divisors (see below), whose sum is σ = 48649583892. Its totient is φ = 22453654092.

The previous prime is 33680481143. The next prime is 33680481193. The reversal of 33680481147 is 74118408633.

It is not a de Polignac number, because 33680481147 - 2² = 33680481143 is a prime.

It is a super-2 number, since 2×33680481147² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33680481143) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1871137833 + ... + 1871137850.

It is an arithmetic number, because the mean of its divisors is an integer number (8108263982).

Almost surely, 2^33680481147 is an apocalyptic number.

33680481147 is a deficient number, since it is larger than the sum of its proper divisors (14969102745).

33680481147 is a wasteful number, since it uses less digits than its factorization.

33680481147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742275689 (or 3742275686 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 33680481147 in words is "thirty-three billion, six hundred eighty million, four hundred eighty-one thousand, one hundred forty-seven".