16245122125 has 32 divisors (see below), whose sum is σ = 21026210400. Its totient is φ = 12516134400.

The previous prime is 16245122083. The next prime is 16245122141. The reversal of 16245122125 is 52122154261.

It can be written as a sum of positive squares in 16 ways, for example, as 6428672041 + 9816450084 = 80179^2 + 99078^2 .

It is not a de Polignac number, because 16245122125 - 2¹³ = 16245113933 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1477147 + ... + 1488103.

It is an arithmetic number, because the mean of its divisors is an integer number (657069075).

Almost surely, 2^16245122125 is an apocalyptic number.

It is an amenable number.

16245122125 is a deficient number, since it is larger than the sum of its proper divisors (4781088275).

16245122125 is a wasteful number, since it uses less digits than its factorization.

16245122125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11410 (or 11400 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

Adding to 16245122125 its reverse (52122154261), we get a palindrome (68367276386).

The spelling of 16245122125 in words is "sixteen billion, two hundred forty-five million, one hundred twenty-two thousand, one hundred twenty-five".