3288404728692 has 36 divisors (see below), whose sum is σ = 8801318540196. Its totient is φ = 1031656385280.

The previous prime is 3288404728681. The next prime is 3288404728717. The reversal of 3288404728692 is 2968274048823.

3288404728692 is a `hidden beast` number, since 3 + 2 + 8 + 84 + 0 + 472 + 86 + 9 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2983475471076 + 304929257616 = 1727274^2 + 552204^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3288404728692² (a number of 26 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 11 ways as a sum of consecutive naturals, for example, 2686604559 + ... + 2686605782.

It is an arithmetic number, because the mean of its divisors is an integer number (244481070561).

Almost surely, 2^{3288404728692} is an apocalyptic number.

It is an amenable number.

3288404728692 is an abundant number, since it is smaller than the sum of its proper divisors (5512913811504).

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

3288404728692 is a wasteful number, since it uses less digits than its factorization.

3288404728692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373210368 (or 5373210363 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 63.

The spelling of 3288404728692 in words is "three trillion, two hundred eighty-eight billion, four hundred four million, seven hundred twenty-eight thousand, six hundred ninety-two".