16211330179428 has 48 divisors (see below), whose sum is σ = 38330407342080. Its totient is φ = 5331870813984.

The previous prime is 16211330179423. The next prime is 16211330179441. The reversal of 16211330179428 is 82497103311261.

It is not an unprimeable number, because it can be changed into a prime (16211330179423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4170300 + ... + 7057907.

It is an arithmetic number, because the mean of its divisors is an integer number (798550152960).

Almost surely, 2^{16211330179428} is an apocalyptic number.

It is an amenable number.

16211330179428 is an abundant number, since it is smaller than the sum of its proper divisors (22119077162652).

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

16211330179428 is a wasteful number, since it uses less digits than its factorization.

16211330179428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11229816 (or 11229814 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 16211330179428 in words is "sixteen trillion, two hundred eleven billion, three hundred thirty million, one hundred seventy-nine thousand, four hundred twenty-eight".