16852493574 has 96 divisors (see below), whose sum is σ = 44247790080. Its totient is φ = 4528192896.

The previous prime is 16852493531. The next prime is 16852493591. The reversal of 16852493574 is 47539425861.

It is a happy number.

16852493574 is a `hidden beast` number, since 1 + 6 + 85 + 2 + 493 + 5 + 74 = 666.

It is a super-2 number, since 2×16852493574² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16852493574.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 302287 + ... + 353669.

It is an arithmetic number, because the mean of its divisors is an integer number (460914480).

Almost surely, 2^16852493574 is an apocalyptic number.

16852493574 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16852493574, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22123895040).

16852493574 is an abundant number, since it is smaller than the sum of its proper divisors (27395296506).

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

16852493574 is a wasteful number, since it uses less digits than its factorization.

16852493574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51554 (or 51551 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 16852493574 in words is "sixteen billion, eight hundred fifty-two million, four hundred ninety-three thousand, five hundred seventy-four".