16077649696 has 12 divisors (see below), whose sum is σ = 31652872902. Its totient is φ = 8038824832.

The previous prime is 16077649673. The next prime is 16077649699. The reversal of 16077649696 is 69694677061.

It can be written as a sum of positive squares in only one way, i.e., 15660019600 + 417630096 = 125140^2 + 20436^2 .

It is not an unprimeable number, because it can be changed into a prime (16077649699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251213245 + ... + 251213308.

Almost surely, 2^16077649696 is an apocalyptic number.

16077649696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16077649696 is a deficient number, since it is larger than the sum of its proper divisors (15575223206).

16077649696 is an equidigital number, since it uses as much as digits as its factorization.

16077649696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502426563 (or 502426555 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 61.

The spelling of 16077649696 in words is "sixteen billion, seventy-seven million, six hundred forty-nine thousand, six hundred ninety-six".