16129956337 has 16 divisors (see below), whose sum is σ = 18635961600. Its totient is φ = 13797648640.

The previous prime is 16129956263. The next prime is 16129956341. The reversal of 16129956337 is 73365992161.

It is a cyclic number.

It is not a de Polignac number, because 16129956337 - 2⁷ = 16129956209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16129956737) 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 in 15 ways as a sum of consecutive naturals, for example, 1024239 + ... + 1039867.

It is an arithmetic number, because the mean of its divisors is an integer number (1164747600).

Almost surely, 2^16129956337 is an apocalyptic number.

16129956337 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16129956337 is a deficient number, since it is larger than the sum of its proper divisors (2506005263).

16129956337 is a wasteful number, since it uses less digits than its factorization.

16129956337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21176.

The product of its digits is 1837080, while the sum is 52.

The spelling of 16129956337 in words is "sixteen billion, one hundred twenty-nine million, nine hundred fifty-six thousand, three hundred thirty-seven".