30636773533 has 6 divisors (see below), whose sum is σ = 32544946586. Its totient is φ = 28834610112.

The previous prime is 30636773471. The next prime is 30636773537. The reversal of 30636773533 is 33537763603.

It can be written as a sum of positive squares in 3 ways, for example, as 15106130649 + 15530642884 = 122907^2 + 124622^2 .

It is not a de Polignac number, because 30636773533 - 2²⁹ = 30099902621 is a prime.

It is a super-2 number, since 2×30636773533² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30636773537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53004510 + ... + 53005087.

Almost surely, 2^30636773533 is an apocalyptic number.

It is an amenable number.

30636773533 is a deficient number, since it is larger than the sum of its proper divisors (1908173053).

30636773533 is a wasteful number, since it uses less digits than its factorization.

30636773533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106009631 (or 106009614 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 46.

The spelling of 30636773533 in words is "thirty billion, six hundred thirty-six million, seven hundred seventy-three thousand, five hundred thirty-three".