33198726120 has 128 divisors (see below), whose sum is σ = 114420695040. Its totient is φ = 7548514560.

The previous prime is 33198726109. The next prime is 33198726133. The reversal of 33198726120 is 2162789133.

It is a super-2 number, since 2×33198726120² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 56979 + ... + 263901.

It is an arithmetic number, because the mean of its divisors is an integer number (893911680).

Almost surely, 2^33198726120 is an apocalyptic number.

33198726120 is a gapful number since it is divisible by the number (30) 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 33198726120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57210347520).

33198726120 is an abundant number, since it is smaller than the sum of its proper divisors (81221968920).

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

33198726120 is a wasteful number, since it uses less digits than its factorization.

33198726120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207135 (or 207131 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 33198726120 in words is "thirty-three billion, one hundred ninety-eight million, seven hundred twenty-six thousand, one hundred twenty".