16523077696 has 28 divisors (see below), whose sum is σ = 32801308540. Its totient is φ = 8258181120.

The previous prime is 16523077693. The next prime is 16523077741. The reversal of 16523077696 is 69677032561.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8339342400 + 8183735296 = 91320^2 + 90464^2 .

It is not an unprimeable number, because it can be changed into a prime (16523077693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110140 + ... + 212548.

It is an arithmetic number, because the mean of its divisors is an integer number (1171475305).

Almost surely, 2^16523077696 is an apocalyptic number.

16523077696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16523077696 is a deficient number, since it is larger than the sum of its proper divisors (16278230844).

16523077696 is a wasteful number, since it uses less digits than its factorization.

16523077696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104942 (or 104932 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 16523077696 in words is "sixteen billion, five hundred twenty-three million, seventy-seven thousand, six hundred ninety-six".