16140625836 has 12 divisors (see below), whose sum is σ = 37661460312. Its totient is φ = 5380208608.

The previous prime is 16140625807. The next prime is 16140625873. The reversal of 16140625836 is 63852604161.

16140625836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672526065 + ... + 672526088.

It is an arithmetic number, because the mean of its divisors is an integer number (3138455026).

Almost surely, 2^16140625836 is an apocalyptic number.

It is an amenable number.

16140625836 is an abundant number, since it is smaller than the sum of its proper divisors (21520834476).

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

16140625836 is a wasteful number, since it uses less digits than its factorization.

16140625836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345052160 (or 1345052158 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 16140625836 in words is "sixteen billion, one hundred forty million, six hundred twenty-five thousand, eight hundred thirty-six".