16425409195 has 8 divisors (see below), whose sum is σ = 21226682736. Its totient is φ = 12129532896.

The previous prime is 16425409159. The next prime is 16425409201. The reversal of 16425409195 is 59190452461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-16425409195 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126349237 + ... + 126349366.

It is an arithmetic number, because the mean of its divisors is an integer number (2653335342).

Almost surely, 2^16425409195 is an apocalyptic number.

16425409195 is a deficient number, since it is larger than the sum of its proper divisors (4801273541).

16425409195 is a wasteful number, since it uses less digits than its factorization.

16425409195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252698621.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 16425409195 in words is "sixteen billion, four hundred twenty-five million, four hundred nine thousand, one hundred ninety-five".