16325594618 has 16 divisors (see below), whose sum is σ = 25824412320. Its totient is φ = 7719029136.

The previous prime is 16325594591. The next prime is 16325594641. The reversal of 16325594618 is 81649552361.

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, 371921 + ... + 413492.

It is an arithmetic number, because the mean of its divisors is an integer number (1614025770).

Almost surely, 2^16325594618 is an apocalyptic number.

16325594618 is a deficient number, since it is larger than the sum of its proper divisors (9498817702).

16325594618 is a wasteful number, since it uses less digits than its factorization.

16325594618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785981.

The product of its digits is 1555200, while the sum is 50.

The spelling of 16325594618 in words is "sixteen billion, three hundred twenty-five million, five hundred ninety-four thousand, six hundred eighteen".