16536444610 has 32 divisors (see below), whose sum is σ = 35808243840. Its totient is φ = 5371235712.

The previous prime is 16536444599. The next prime is 16536444653. The reversal of 16536444610 is 1644463561.

It is a happy number.

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, 6215379 + ... + 6218038.

It is an arithmetic number, because the mean of its divisors is an integer number (1119007620).

Almost surely, 2^16536444610 is an apocalyptic number.

16536444610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16536444610 is an abundant number, since it is smaller than the sum of its proper divisors (19271799230).

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

16536444610 is a wasteful number, since it uses less digits than its factorization.

16536444610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12433450.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 16536444610 in words is "sixteen billion, five hundred thirty-six million, four hundred forty-four thousand, six hundred ten".