33500223164 has 12 divisors (see below), whose sum is σ = 58631185704. Its totient is φ = 16748455824.

The previous prime is 33500223139. The next prime is 33500223203. The reversal of 33500223164 is 46132200533.

It is a super-2 number, since 2×33500223164² (a number of 22 digits) contains 22 as substring.

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, 367847 + ... + 449790.

It is an arithmetic number, because the mean of its divisors is an integer number (4885932142).

Almost surely, 2^33500223164 is an apocalyptic number.

It is an amenable number.

33500223164 is a deficient number, since it is larger than the sum of its proper divisors (25130962540).

33500223164 is a wasteful number, since it uses less digits than its factorization.

33500223164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827884 (or 827882 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 33500223164 its reverse (46132200533), we get a palindrome (79632423697).

The spelling of 33500223164 in words is "thirty-three billion, five hundred million, two hundred twenty-three thousand, one hundred sixty-four".