16316210025 has 48 divisors (see below), whose sum is σ = 30395733120. Its totient is φ = 8579390400.

The previous prime is 16316210023. The next prime is 16316210059. The reversal of 16316210025 is 52001261361.

16316210025 is a `hidden beast` number, since 1 + 6 + 31 + 621 + 0 + 0 + 2 + 5 = 666.

It is not a de Polignac number, because 16316210025 - 2¹ = 16316210023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (16316210023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 122302 + ... + 218151.

It is an arithmetic number, because the mean of its divisors is an integer number (633244440).

Almost surely, 2^16316210025 is an apocalyptic number.

16316210025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16316210025 is a deficient number, since it is larger than the sum of its proper divisors (14079523095).

16316210025 is a wasteful number, since it uses less digits than its factorization.

16316210025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340543 (or 340532 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 16316210025 its reverse (52001261361), we get a palindrome (68317471386).

The spelling of 16316210025 in words is "sixteen billion, three hundred sixteen million, two hundred ten thousand, twenty-five".