33808051368 has 576 divisors, whose sum is σ = 122750147520. Its totient is φ = 8302694400.

The previous prime is 33808051309. The next prime is 33808051391. The reversal of 33808051368 is 86315080833.

It is a super-2 number, since 2×33808051368² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 102138963 + ... + 102139293.

It is an arithmetic number, because the mean of its divisors is an integer number (213107895).

Almost surely, 2^33808051368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33808051368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61375073760).

33808051368 is an abundant number, since it is smaller than the sum of its proper divisors (88942096152).

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

33808051368 is a wasteful number, since it uses less digits than its factorization.

33808051368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 33808051368 in words is "thirty-three billion, eight hundred eight million, fifty-one thousand, three hundred sixty-eight".