33106250000 has 90 divisors (see below), whose sum is σ = 80194294878. Its totient is φ = 13240000000.

The previous prime is 33106249999. The next prime is 33106250017. The reversal of 33106250000 is 5260133.

It can be written as a sum of positive squares in 9 ways, for example, as 16426010896 + 16680239104 = 128164^2 + 129152^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6247352 + ... + 6252648.

Almost surely, 2^33106250000 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 33106250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40097147439).

33106250000 is an abundant number, since it is smaller than the sum of its proper divisors (47088044878).

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

33106250000 is an frugal number, since it uses more digits than its factorization.

33106250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5345 (or 5304 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The spelling of 33106250000 in words is "thirty-three billion, one hundred six million, two hundred fifty thousand".