16732657042 has 4 divisors (see below), whose sum is σ = 25098985566. Its totient is φ = 8366328520.

The previous prime is 16732657027. The next prime is 16732657079. The reversal of 16732657042 is 24075623761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16596911241 + 135745801 = 128829^2 + 11651^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16732657042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4183164259 + ... + 4183164262.

Almost surely, 2^16732657042 is an apocalyptic number.

16732657042 is a deficient number, since it is larger than the sum of its proper divisors (8366328524).

16732657042 is an equidigital number, since it uses as much as digits as its factorization.

16732657042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8366328523.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 16732657042 in words is "sixteen billion, seven hundred thirty-two million, six hundred fifty-seven thousand, forty-two".