16523442126 has 64 divisors (see below), whose sum is σ = 37096012800. Its totient is φ = 5451451200.

The previous prime is 16523442097. The next prime is 16523442139. The reversal of 16523442126 is 62124432561.

16523442126 is a `hidden beast` number, since 1 + 6 + 523 + 4 + 4 + 2 + 126 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2890411 + ... + 2896121.

It is an arithmetic number, because the mean of its divisors is an integer number (579625200).

Almost surely, 2^16523442126 is an apocalyptic number.

16523442126 is an abundant number, since it is smaller than the sum of its proper divisors (20572570674).

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

16523442126 is a wasteful number, since it uses less digits than its factorization.

16523442126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6262 (or 6256 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

Adding to 16523442126 its reverse (62124432561), we get a palindrome (78647874687).

The spelling of 16523442126 in words is "sixteen billion, five hundred twenty-three million, four hundred forty-two thousand, one hundred twenty-six".