16405510552 has 32 divisors (see below), whose sum is σ = 31607654400. Its totient is φ = 7978945824.

The previous prime is 16405510529. The next prime is 16405510553. The reversal of 16405510552 is 25501550461.

16405510552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16405510553) by changing a digit.

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, 72552 + ... + 195127.

It is an arithmetic number, because the mean of its divisors is an integer number (987739200).

Almost surely, 2^16405510552 is an apocalyptic number.

It is an amenable number.

16405510552 is a deficient number, since it is larger than the sum of its proper divisors (15202143848).

16405510552 is a wasteful number, since it uses less digits than its factorization.

16405510552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267895 (or 267891 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 16405510552 in words is "sixteen billion, four hundred five million, five hundred ten thousand, five hundred fifty-two".