16771023419536 has 45 divisors (see below), whose sum is σ = 33307054899769. Its totient is φ = 8180659414400.

The previous prime is 16771023419519. The next prime is 16771023419537. The reversal of 16771023419536 is 63591432017761.

The square root of 16771023419536 is 4095244.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 808121889936 + 15962901529600 = 898956^2 + 3995360^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16771023419537) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 671607531 + ... + 671632501.

Almost surely, 2^{16771023419536} is an apocalyptic number.

16771023419536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

16771023419536 is the 4095244-th square number.

It is an amenable number.

16771023419536 is a deficient number, since it is larger than the sum of its proper divisors (16536031480233).

16771023419536 is an frugal number, since it uses more digits than its factorization.

16771023419536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50032 (or 25014 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 16771023419536 in words is "sixteen trillion, seven hundred seventy-one billion, twenty-three million, four hundred nineteen thousand, five hundred thirty-six".