16195692408 has 256 divisors, whose sum is σ = 49641984000. Its totient is φ = 4305100800.

The previous prime is 16195692323. The next prime is 16195692463. The reversal of 16195692408 is 80429659161.

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 63 ways as a sum of consecutive naturals, for example, 17777473 + ... + 17778383.

It is an arithmetic number, because the mean of its divisors is an integer number (193914000).

Almost surely, 2^16195692408 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 16195692408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24820992000).

16195692408 is an abundant number, since it is smaller than the sum of its proper divisors (33446291592).

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

16195692408 is a wasteful number, since it uses less digits than its factorization.

16195692408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086 (or 1082 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 51.

The spelling of 16195692408 in words is "sixteen billion, one hundred ninety-five million, six hundred ninety-two thousand, four hundred eight".