33699983953 has 2 divisors, whose sum is σ = 33699983954. Its totient is φ = 33699983952.

The previous prime is 33699983921. The next prime is 33699983957. The reversal of 33699983953 is 35938999633.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33623823424 + 76160529 = 183368^2 + 8727^2 .

It is a cyclic number.

It is not a de Polignac number, because 33699983953 - 2⁵ = 33699983921 is a prime.

It is a super-2 number, since 2×33699983953² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33699983957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16849991976 + 16849991977.

It is an arithmetic number, because the mean of its divisors is an integer number (16849991977).

Almost surely, 2^33699983953 is an apocalyptic number.

It is an amenable number.

33699983953 is a deficient number, since it is larger than the sum of its proper divisors (1).

33699983953 is an equidigital number, since it uses as much as digits as its factorization.

33699983953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127545840, while the sum is 67.

The spelling of 33699983953 in words is "thirty-three billion, six hundred ninety-nine million, nine hundred eighty-three thousand, nine hundred fifty-three".