2633089681 has 2 divisors, whose sum is σ = 2633089682. Its totient is φ = 2633089680.

The previous prime is 2633089643. The next prime is 2633089747. The reversal of 2633089681 is 1869803362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1524199681 + 1108890000 = 39041^2 + 33300^2 .

It is a cyclic number.

It is not a de Polignac number, because 2633089681 - 2²⁵ = 2599535249 is a prime.

It is a super-2 number, since 2×2633089681² = 13866322536377363522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2633089621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1316544840 + 1316544841.

It is an arithmetic number, because the mean of its divisors is an integer number (1316544841).

Almost surely, 2^2633089681 is an apocalyptic number.

It is an amenable number.

2633089681 is a deficient number, since it is larger than the sum of its proper divisors (1).

2633089681 is an equidigital number, since it uses as much as digits as its factorization.

2633089681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 2633089681 is about 51313.6403015806. The cubic root of 2633089681 is about 1380.8777026929.

The spelling of 2633089681 in words is "two billion, six hundred thirty-three million, eighty-nine thousand, six hundred eighty-one".