33913072636 has 12 divisors (see below), whose sum is σ = 59815184128. Its totient is φ = 16823020032.

The previous prime is 33913072603. The next prime is 33913072651. The reversal of 33913072636 is 63627031933.

It is a super-2 number, since 2×33913072636² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33913072592 and 33913072601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33378501 + ... + 33379516.

Almost surely, 2^33913072636 is an apocalyptic number.

It is an amenable number.

33913072636 is a deficient number, since it is larger than the sum of its proper divisors (25902111492).

33913072636 is a wasteful number, since it uses less digits than its factorization.

33913072636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66758148 (or 66758146 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 43.

The spelling of 33913072636 in words is "thirty-three billion, nine hundred thirteen million, seventy-two thousand, six hundred thirty-six".