33649953536164 has 27 divisors (see below), whose sum is σ = 68501856452043. Its totient is φ = 14421373853208.

The previous prime is 33649953536137. The next prime is 33649953536189. The reversal of 33649953536164 is 46163535994633.

The square root of 33649953536164 is 5800858.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×33649953536164² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33649953536164.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 81004839 + ... + 81419185.

Almost surely, 2^{33649953536164} is an apocalyptic number.

33649953536164 is the 5800858-th square number.

It is an amenable number.

33649953536164 is an abundant number, since it is smaller than the sum of its proper divisors (34851902915879).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33649953536164 is an frugal number, since it uses more digits than its factorization.

33649953536164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828712 (or 414356 counting only the distinct ones).

The product of its digits is 566870400, while the sum is 67.

The spelling of 33649953536164 in words is "thirty-three trillion, six hundred forty-nine billion, nine hundred fifty-three million, five hundred thirty-six thousand, one hundred sixty-four".