16542602436 has 24 divisors (see below), whose sum is σ = 38603973184. Its totient is φ = 5513548320.

The previous prime is 16542602407. The next prime is 16542602441. The reversal of 16542602436 is 63420624561.

It is a junction number, because it is equal to n+sod(n) for n = 16542602394 and 16542602403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30201 + ... + 184383.

Almost surely, 2^16542602436 is an apocalyptic number.

It is an amenable number.

16542602436 is an abundant number, since it is smaller than the sum of its proper divisors (22061370748).

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

16542602436 is a wasteful number, since it uses less digits than its factorization.

16542602436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163131 (or 163129 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 16542602436 in words is "sixteen billion, five hundred forty-two million, six hundred two thousand, four hundred thirty-six".