33412728830 has 32 divisors (see below), whose sum is σ = 64842863904. Its totient is φ = 12322993536.

The previous prime is 33412728821. The next prime is 33412728857. The reversal of 33412728830 is 3882721433.

It is a super-2 number, since 2×33412728830² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

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, 30749 + ... + 260328.

It is an arithmetic number, because the mean of its divisors is an integer number (2026339497).

Almost surely, 2^33412728830 is an apocalyptic number.

33412728830 is a deficient number, since it is larger than the sum of its proper divisors (31430135074).

33412728830 is a wasteful number, since it uses less digits than its factorization.

33412728830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291980.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 33412728830 in words is "thirty-three billion, four hundred twelve million, seven hundred twenty-eight thousand, eight hundred thirty".