16551040344 has 32 divisors (see below), whose sum is σ = 41559894720. Its totient is φ = 5492707616.

The previous prime is 16551040307. The next prime is 16551040357. The reversal of 16551040344 is 44304015561.

16551040344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1513554 + ... + 1524449.

It is an arithmetic number, because the mean of its divisors is an integer number (1298746710).

Almost surely, 2^16551040344 is an apocalyptic number.

It is an amenable number.

16551040344 is an abundant number, since it is smaller than the sum of its proper divisors (25008854376).

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

16551040344 is a wasteful number, since it uses less digits than its factorization.

16551040344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038239 (or 3038235 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 16551040344 in words is "sixteen billion, five hundred fifty-one million, forty thousand, three hundred forty-four".