16421486795 has 16 divisors (see below), whose sum is σ = 22594268928. Its totient is φ = 11223761760.

The previous prime is 16421486771. The next prime is 16421486803. The reversal of 16421486795 is 59768412461.

It is a happy number.

It is not a de Polignac number, because 16421486795 - 2²⁰ = 16420438219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 753401 + ... + 774890.

It is an arithmetic number, because the mean of its divisors is an integer number (1412141808).

Almost surely, 2^16421486795 is an apocalyptic number.

16421486795 is a deficient number, since it is larger than the sum of its proper divisors (6172782133).

16421486795 is a wasteful number, since it uses less digits than its factorization.

16421486795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528610.

The product of its digits is 2903040, while the sum is 53.

The spelling of 16421486795 in words is "sixteen billion, four hundred twenty-one million, four hundred eighty-six thousand, seven hundred ninety-five".