33531354049 has 2 divisors, whose sum is σ = 33531354050. Its totient is φ = 33531354048.

The previous prime is 33531354037. The next prime is 33531354089. The reversal of 33531354049 is 94045313533.

It is an a-pointer prime, because the next prime (33531354089) can be obtained adding 33531354049 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21534095025 + 11997259024 = 146745^2 + 109532^2 .

It is an emirp because it is prime and its reverse (94045313533) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33531354049 - 2¹³ = 33531345857 is a prime.

It is a super-2 number, since 2×33531354049² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33531354029) 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, 16765677024 + 16765677025.

It is an arithmetic number, because the mean of its divisors is an integer number (16765677025).

Almost surely, 2^33531354049 is an apocalyptic number.

It is an amenable number.

33531354049 is a deficient number, since it is larger than the sum of its proper divisors (1).

33531354049 is an equidigital number, since it uses as much as digits as its factorization.

33531354049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 291600, while the sum is 40.

The spelling of 33531354049 in words is "thirty-three billion, five hundred thirty-one million, three hundred fifty-four thousand, forty-nine".