16133228361828 has 60 divisors (see below), whose sum is σ = 42179625556992. Its totient is φ = 5377209824880.

The previous prime is 16133228361737. The next prime is 16133228361847. The reversal of 16133228361828 is 82816382233161.

16133228361828 is a `hidden beast` number, since 1 + 6 + 1 + 33 + 228 + 361 + 8 + 28 = 666.

16133228361828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 813601 + ... + 5738327.

Almost surely, 2^{16133228361828} is an apocalyptic number.

16133228361828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16133228361828 is an abundant number, since it is smaller than the sum of its proper divisors (26046397195164).

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

16133228361828 is a wasteful number, since it uses less digits than its factorization.

16133228361828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934854 (or 4934843 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The spelling of 16133228361828 in words is "sixteen trillion, one hundred thirty-three billion, two hundred twenty-eight million, three hundred sixty-one thousand, eight hundred twenty-eight".