16332725658 has 16 divisors (see below), whose sum is σ = 33719175936. Its totient is φ = 5268621120.

The previous prime is 16332725623. The next prime is 16332725659. The reversal of 16332725658 is 85652723361.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16332725659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43904991 + ... + 43905362.

It is an arithmetic number, because the mean of its divisors is an integer number (2107448496).

Almost surely, 2^16332725658 is an apocalyptic number.

16332725658 is an abundant number, since it is smaller than the sum of its proper divisors (17386450278).

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

16332725658 is a wasteful number, since it uses less digits than its factorization.

16332725658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87810389.

The product of its digits is 1814400, while the sum is 48.

The spelling of 16332725658 in words is "sixteen billion, three hundred thirty-two million, seven hundred twenty-five thousand, six hundred fifty-eight".