16595138434 has 32 divisors (see below), whose sum is σ = 30409779456. Its totient is φ = 6637044480.

The previous prime is 16595138359. The next prime is 16595138449. The reversal of 16595138434 is 43483159561.

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 15 ways as a sum of consecutive naturals, for example, 615307 + ... + 641710.

It is an arithmetic number, because the mean of its divisors is an integer number (950305608).

Almost surely, 2^16595138434 is an apocalyptic number.

16595138434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16595138434 is a deficient number, since it is larger than the sum of its proper divisors (13814641022).

16595138434 is a wasteful number, since it uses less digits than its factorization.

16595138434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257090.

The product of its digits is 1555200, while the sum is 49.

The spelling of 16595138434 in words is "sixteen billion, five hundred ninety-five million, one hundred thirty-eight thousand, four hundred thirty-four".