16500532542 has 16 divisors (see below), whose sum is σ = 35539608720. Its totient is φ = 5077086912.

The previous prime is 16500532519. The next prime is 16500532553. The reversal of 16500532542 is 24523500561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105772567 + ... + 105772722.

It is an arithmetic number, because the mean of its divisors is an integer number (2221225545).

Almost surely, 2^16500532542 is an apocalyptic number.

16500532542 is an abundant number, since it is smaller than the sum of its proper divisors (19039076178).

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

16500532542 is a wasteful number, since it uses less digits than its factorization.

16500532542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211545307.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 16500532542 in words is "sixteen billion, five hundred million, five hundred thirty-two thousand, five hundred forty-two".