20333034629 has 2 divisors, whose sum is σ = 20333034630. Its totient is φ = 20333034628.

The previous prime is 20333034611. The next prime is 20333034677. The reversal of 20333034629 is 92643033302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17449881604 + 2883153025 = 132098^2 + 53695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20333034629 is a prime.

It is a super-2 number, since 2×20333034629² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20333034679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166517314 + 10166517315.

It is an arithmetic number, because the mean of its divisors is an integer number (10166517315).

Almost surely, 2^20333034629 is an apocalyptic number.

It is an amenable number.

20333034629 is a deficient number, since it is larger than the sum of its proper divisors (1).

20333034629 is an equidigital number, since it uses as much as digits as its factorization.

20333034629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 35.

The spelling of 20333034629 in words is "twenty billion, three hundred thirty-three million, thirty-four thousand, six hundred twenty-nine".