33622530989 has 2 divisors, whose sum is σ = 33622530990. Its totient is φ = 33622530988.

The previous prime is 33622530973. The next prime is 33622531027. The reversal of 33622530989 is 98903522633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17099485225 + 16523045764 = 130765^2 + 128542^2 .

It is a cyclic number.

It is not a de Polignac number, because 33622530989 - 2⁴ = 33622530973 is a prime.

It is a super-2 number, since 2×33622530989² (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 (33622530919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16811265494 + 16811265495.

It is an arithmetic number, because the mean of its divisors is an integer number (16811265495).

Almost surely, 2^33622530989 is an apocalyptic number.

It is an amenable number.

33622530989 is a deficient number, since it is larger than the sum of its proper divisors (1).

33622530989 is an equidigital number, since it uses as much as digits as its factorization.

33622530989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 50.

The spelling of 33622530989 in words is "thirty-three billion, six hundred twenty-two million, five hundred thirty thousand, nine hundred eighty-nine".