33936320016 has 30 divisors (see below), whose sum is σ = 94974562670. Its totient is φ = 11312106624.

The previous prime is 33936320003. The next prime is 33936320017. The reversal of 33936320016 is 61002363933.

33936320016 is a `hidden beast` number, since 3 + 3 + 9 + 3 + 632 + 0 + 0 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33744220416 + 192099600 = 183696^2 + 13860^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (33936320017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117834301 + ... + 117834588.

Almost surely, 2^33936320016 is an apocalyptic number.

33936320016 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

33936320016 is an abundant number, since it is smaller than the sum of its proper divisors (61038242654).

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

33936320016 is a wasteful number, since it uses less digits than its factorization.

33936320016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235668903 (or 235668894 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 36.

Adding to 33936320016 its reverse (61002363933), we get a palindrome (94938683949).

The spelling of 33936320016 in words is "thirty-three billion, nine hundred thirty-six million, three hundred twenty thousand, sixteen".