33454527389 has 2 divisors, whose sum is σ = 33454527390. Its totient is φ = 33454527388.

The previous prime is 33454527377. The next prime is 33454527413. The reversal of 33454527389 is 98372545433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24437505625 + 9017021764 = 156325^2 + 94958^2 .

It is a cyclic number.

It is not a de Polignac number, because 33454527389 - 2¹⁶ = 33454461853 is a prime.

It is a super-2 number, since 2×33454527389² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33454527389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33454527319) 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, 16727263694 + 16727263695.

It is an arithmetic number, because the mean of its divisors is an integer number (16727263695).

Almost surely, 2^33454527389 is an apocalyptic number.

It is an amenable number.

33454527389 is a deficient number, since it is larger than the sum of its proper divisors (1).

33454527389 is an equidigital number, since it uses as much as digits as its factorization.

33454527389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10886400, while the sum is 53.

The spelling of 33454527389 in words is "thirty-three billion, four hundred fifty-four million, five hundred twenty-seven thousand, three hundred eighty-nine".