33368354136 has 128 divisors (see below), whose sum is σ = 102254846400. Its totient is φ = 10016732160.

The previous prime is 33368354113. The next prime is 33368354143. The reversal of 33368354136 is 63145386333.

It is a super-2 number, since 2×33368354136² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33368354091 and 33368354100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29791 + ... + 260046.

Almost surely, 2^33368354136 is an apocalyptic number.

33368354136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33368354136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51127423200).

33368354136 is an abundant number, since it is smaller than the sum of its proper divisors (68886492264).

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

33368354136 is a wasteful number, since it uses less digits than its factorization.

33368354136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289906 (or 289896 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 45.

The spelling of 33368354136 in words is "thirty-three billion, three hundred sixty-eight million, three hundred fifty-four thousand, one hundred thirty-six".