16766798532 has 96 divisors (see below), whose sum is σ = 43363289088. Its totient is φ = 4999680000.

The previous prime is 16766798491. The next prime is 16766798533. The reversal of 16766798532 is 23589766761.

It is a super-2 number, since 2×16766798532² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16766798533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6006057 + ... + 6008847.

It is an arithmetic number, because the mean of its divisors is an integer number (451700928).

Almost surely, 2^16766798532 is an apocalyptic number.

16766798532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16766798532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21681644544).

16766798532 is an abundant number, since it is smaller than the sum of its proper divisors (26596490556).

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

16766798532 is a wasteful number, since it uses less digits than its factorization.

16766798532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521 (or 3519 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The spelling of 16766798532 in words is "sixteen billion, seven hundred sixty-six million, seven hundred ninety-eight thousand, five hundred thirty-two".