16325443508 has 24 divisors (see below), whose sum is σ = 31754812320. Its totient is φ = 7280642720.

The previous prime is 16325443501. The next prime is 16325443517. The reversal of 16325443508 is 80534452361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16325443501) 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, 3497978 + ... + 3502641.

It is an arithmetic number, because the mean of its divisors is an integer number (1323117180).

Almost surely, 2^16325443508 is an apocalyptic number.

It is an amenable number.

16325443508 is a deficient number, since it is larger than the sum of its proper divisors (15429368812).

16325443508 is a wasteful number, since it uses less digits than its factorization.

16325443508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7000687 (or 7000685 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

Adding to 16325443508 its reverse (80534452361), we get a palindrome (96859895869).

The spelling of 16325443508 in words is "sixteen billion, three hundred twenty-five million, four hundred forty-three thousand, five hundred eight".