16397029176 has 128 divisors (see below), whose sum is σ = 49408704000. Its totient is φ = 4473159680.

The previous prime is 16397029169. The next prime is 16397029211. The reversal of 16397029176 is 67192079361.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 23800 + ... + 182648.

It is an arithmetic number, because the mean of its divisors is an integer number (386005500).

Almost surely, 2^16397029176 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16397029176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24704352000).

16397029176 is an abundant number, since it is smaller than the sum of its proper divisors (33011674824).

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

16397029176 is a wasteful number, since it uses less digits than its factorization.

16397029176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158909 (or 158905 counting only the distinct ones).

The product of its (nonzero) digits is 857304, while the sum is 51.

The spelling of 16397029176 in words is "sixteen billion, three hundred ninety-seven million, twenty-nine thousand, one hundred seventy-six".