16432523467542 has 48 divisors (see below), whose sum is σ = 43820062584480. Its totient is φ = 4333852342656.

The previous prime is 16432523467531. The next prime is 16432523467543. The reversal of 16432523467542 is 24576432523461.

16432523467542 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 2 + 5 + 2 + 34 + 67 + 542 = 666.

It is a super-2 number, since 2×16432523467542² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432523467543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5016031167 + ... + 5016034442.

It is an arithmetic number, because the mean of its divisors is an integer number (912917970510).

Almost surely, 2^{16432523467542} is an apocalyptic number.

16432523467542 is an abundant number, since it is smaller than the sum of its proper divisors (27387539116938).

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

16432523467542 is a wasteful number, since it uses less digits than its factorization.

16432523467542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10032065637 (or 10032065634 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 54.

The spelling of 16432523467542 in words is "sixteen trillion, four hundred thirty-two billion, five hundred twenty-three million, four hundred sixty-seven thousand, five hundred forty-two".