33612236133 has 16 divisors (see below), whose sum is σ = 53445543936. Its totient is φ = 18371905200.

The previous prime is 33612236131. The next prime is 33612236149. The reversal of 33612236133 is 33163221633.

It is not a de Polignac number, because 33612236133 - 2¹ = 33612236131 is a prime.

It is a super-2 number, since 2×33612236133² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33612236094 and 33612236103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33612236131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34794793 + ... + 34795758.

It is an arithmetic number, because the mean of its divisors is an integer number (3340346496).

Almost surely, 2^33612236133 is an apocalyptic number.

It is an amenable number.

33612236133 is a deficient number, since it is larger than the sum of its proper divisors (19833307803).

33612236133 is a wasteful number, since it uses less digits than its factorization.

33612236133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69590584.

The product of its digits is 34992, while the sum is 33.

Adding to 33612236133 its reverse (33163221633), we get a palindrome (66775457766).

It can be divided in two parts, 33612 and 236133, that added together give a triangular number (269745 = T₇₃₄).

The spelling of 33612236133 in words is "thirty-three billion, six hundred twelve million, two hundred thirty-six thousand, one hundred thirty-three".