33481743979 has 2 divisors, whose sum is σ = 33481743980. Its totient is φ = 33481743978.

The previous prime is 33481743923. The next prime is 33481744057. The reversal of 33481743979 is 97934718433.

It is a weak prime.

It is an emirp because it is prime and its reverse (97934718433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33481743979 - 2⁷ = 33481743851 is a prime.

It is a super-2 number, since 2×33481743979² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33481746979) 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 as a sum of consecutive naturals, namely, 16740871989 + 16740871990.

It is an arithmetic number, because the mean of its divisors is an integer number (16740871990).

Almost surely, 2^33481743979 is an apocalyptic number.

33481743979 is a deficient number, since it is larger than the sum of its proper divisors (1).

33481743979 is an equidigital number, since it uses as much as digits as its factorization.

33481743979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13716864, while the sum is 58.

The spelling of 33481743979 in words is "thirty-three billion, four hundred eighty-one million, seven hundred forty-three thousand, nine hundred seventy-nine".