16545724032474 has 96 divisors (see below), whose sum is σ = 45060695447040. Its totient is φ = 4270862578176.

The previous prime is 16545724032473. The next prime is 16545724032479. The reversal of 16545724032474 is 47423042754561.

16545724032474 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 5 + 7 + 240 + 324 + 74 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16545724032474.

It is not an unprimeable number, because it can be changed into a prime (16545724032473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 107382319 + ... + 107536290.

It is an arithmetic number, because the mean of its divisors is an integer number (469382244240).

Almost surely, 2^{16545724032474} is an apocalyptic number.

16545724032474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16545724032474 is an abundant number, since it is smaller than the sum of its proper divisors (28514971414566).

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

16545724032474 is a wasteful number, since it uses less digits than its factorization.

16545724032474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214918684 (or 214918681 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 54.

The spelling of 16545724032474 in words is "sixteen trillion, five hundred forty-five billion, seven hundred twenty-four million, thirty-two thousand, four hundred seventy-four".