16309450005 has 16 divisors (see below), whose sum is σ = 26701984320. Its totient is φ = 8496085248.

The previous prime is 16309449977. The next prime is 16309450007. The reversal of 16309450005 is 50005490361.

It is a happy number.

It is not a de Polignac number, because 16309450005 - 2⁶ = 16309449941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16309450007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12642340 + ... + 12643629.

It is an arithmetic number, because the mean of its divisors is an integer number (1668874020).

Almost surely, 2^16309450005 is an apocalyptic number.

16309450005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16309450005 is a deficient number, since it is larger than the sum of its proper divisors (10392534315).

16309450005 is a wasteful number, since it uses less digits than its factorization.

16309450005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25286020.

The product of its (nonzero) digits is 16200, while the sum is 33.

The spelling of 16309450005 in words is "sixteen billion, three hundred nine million, four hundred fifty thousand, five".