16322551125 has 16 divisors (see below), whose sum is σ = 27160725696. Its totient is φ = 8705360400.

The previous prime is 16322551121. The next prime is 16322551129. The reversal of 16322551125 is 52115522361.

It is an interprime number because it is at equal distance from previous prime (16322551121) and next prime (16322551129).

It is not a de Polignac number, because 16322551125 - 2² = 16322551121 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16322551121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21763027 + ... + 21763776.

It is an arithmetic number, because the mean of its divisors is an integer number (1697545356).

Almost surely, 2^16322551125 is an apocalyptic number.

16322551125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16322551125 is a deficient number, since it is larger than the sum of its proper divisors (10838174571).

16322551125 is an equidigital number, since it uses as much as digits as its factorization.

16322551125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43526821 (or 43526811 counting only the distinct ones).

The product of its digits is 18000, while the sum is 33.

The spelling of 16322551125 in words is "sixteen billion, three hundred twenty-two million, five hundred fifty-one thousand, one hundred twenty-five".