33428985809030 has 32 divisors (see below), whose sum is σ = 71758121094144. Its totient is φ = 10963046277216.

The previous prime is 33428985809029. The next prime is 33428985809071. The reversal of 33428985809030 is 3090858982433.

It is a super-2 number, since 2×33428985809030² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10381671002 + ... + 10381674221.

It is an arithmetic number, because the mean of its divisors is an integer number (2242441284192).

Almost surely, 2^{33428985809030} is an apocalyptic number.

33428985809030 is an abundant number, since it is smaller than the sum of its proper divisors (38329135285114).

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

33428985809030 is a wasteful number, since it uses less digits than its factorization.

33428985809030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20763345260.

The product of its (nonzero) digits is 44789760, while the sum is 62.

The spelling of 33428985809030 in words is "thirty-three trillion, four hundred twenty-eight billion, nine hundred eighty-five million, eight hundred nine thousand, thirty".