16513548496 has 20 divisors (see below), whose sum is σ = 32324848612. Its totient is φ = 8171652096.

The previous prime is 16513548481. The next prime is 16513548497. The reversal of 16513548496 is 69484531561.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4928040000 + 11585508496 = 70200^2 + 107636^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16513548497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5318535 + ... + 5321638.

Almost surely, 2^16513548496 is an apocalyptic number.

16513548496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16513548496 is a deficient number, since it is larger than the sum of its proper divisors (15811300116).

16513548496 is a wasteful number, since it uses less digits than its factorization.

16513548496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10640278 (or 10640272 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 52.

The spelling of 16513548496 in words is "sixteen billion, five hundred thirteen million, five hundred forty-eight thousand, four hundred ninety-six".