3742889433228 has 192 divisors, whose sum is σ = 10766823782400. Its totient is φ = 1114977093120.

The previous prime is 3742889433211. The next prime is 3742889433229. The reversal of 3742889433228 is 8223349882473.

3742889433228 is a `hidden beast` number, since 374 + 2 + 8 + 8 + 9 + 4 + 33 + 228 = 666.

3742889433228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3742889433229) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18189325 + ... + 18393947.

It is an arithmetic number, because the mean of its divisors is an integer number (56077207200).

Almost surely, 2^{3742889433228} 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 3742889433228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5383411891200).

3742889433228 is an abundant number, since it is smaller than the sum of its proper divisors (7023934349172).

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

3742889433228 is a wasteful number, since it uses less digits than its factorization.

3742889433228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204909 (or 204901 counting only the distinct ones).

The product of its digits is 111476736, while the sum is 63.

The spelling of 3742889433228 in words is "three trillion, seven hundred forty-two billion, eight hundred eighty-nine million, four hundred thirty-three thousand, two hundred twenty-eight".