33530651149 has 2 divisors, whose sum is σ = 33530651150. Its totient is φ = 33530651148.

The previous prime is 33530651137. The next prime is 33530651159. The reversal of 33530651149 is 94115603533.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33235842249 + 294808900 = 182307^2 + 17170^2 .

It is a cyclic number.

It is not a de Polignac number, because 33530651149 - 2²¹ = 33528553997 is a prime.

It is a super-2 number, since 2×33530651149² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33530651159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16765325574 + 16765325575.

It is an arithmetic number, because the mean of its divisors is an integer number (16765325575).

Almost surely, 2^33530651149 is an apocalyptic number.

It is an amenable number.

33530651149 is a deficient number, since it is larger than the sum of its proper divisors (1).

33530651149 is an equidigital number, since it uses as much as digits as its factorization.

33530651149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 40.

The spelling of 33530651149 in words is "thirty-three billion, five hundred thirty million, six hundred fifty-one thousand, one hundred forty-nine".