33868718500 has 24 divisors (see below), whose sum is σ = 73969282296. Its totient is φ = 13547487200.

The previous prime is 33868718497. The next prime is 33868718519. The reversal of 33868718500 is 581786833.

It can be written as a sum of positive squares in 4 ways, for example, as 120824064 + 33747894436 = 10992^2 + 183706^2 .

It is a super-2 number, since 2×33868718500² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33868219 + ... + 33869218.

It is an arithmetic number, because the mean of its divisors is an integer number (3082053429).

Almost surely, 2^33868718500 is an apocalyptic number.

It is an amenable number.

33868718500 is an abundant number, since it is smaller than the sum of its proper divisors (40100563796).

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

33868718500 is a wasteful number, since it uses less digits than its factorization.

33868718500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67737456 (or 67737444 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 33868718500 in words is "thirty-three billion, eight hundred sixty-eight million, seven hundred eighteen thousand, five hundred".