33366018957936 has 320 divisors, whose sum is σ = 108216692736000. Its totient is φ = 8637586771968.

The previous prime is 33366018957889. The next prime is 33366018957949. The reversal of 33366018957936 is 63975981066333.

It is a super-2 number, since 2×33366018957936² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2121567705 + ... + 2121583431.

It is an arithmetic number, because the mean of its divisors is an integer number (338177164800).

Almost surely, 2^{33366018957936} 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 33366018957936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54108346368000).

33366018957936 is an abundant number, since it is smaller than the sum of its proper divisors (74850673778064).

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

33366018957936 is a wasteful number, since it uses less digits than its factorization.

33366018957936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30236 (or 30230 counting only the distinct ones).

The product of its (nonzero) digits is 396809280, while the sum is 69.

The spelling of 33366018957936 in words is "thirty-three trillion, three hundred sixty-six billion, eighteen million, nine hundred fifty-seven thousand, nine hundred thirty-six".