16136051428 has 72 divisors (see below), whose sum is σ = 34000162560. Its totient is φ = 6674189760.

The previous prime is 16136051411. The next prime is 16136051431. The reversal of 16136051428 is 82415063161.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2360151 + ... + 2366977.

It is an arithmetic number, because the mean of its divisors is an integer number (472224480).

Almost surely, 2^16136051428 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 16136051428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17000081280).

16136051428 is an abundant number, since it is smaller than the sum of its proper divisors (17864111132).

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

16136051428 is a wasteful number, since it uses less digits than its factorization.

16136051428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7265 (or 7256 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 16136051428 in words is "sixteen billion, one hundred thirty-six million, fifty-one thousand, four hundred twenty-eight".