14628121525 has 12 divisors (see below), whose sum is σ = 18144114372. Its totient is φ = 11699114240.

The previous prime is 14628121523. The next prime is 14628121553. The reversal of 14628121525 is 52512182641.

It can be written as a sum of positive squares in 6 ways, for example, as 1296648081 + 13331473444 = 36009^2 + 115462^2 .

It is not a de Polignac number, because 14628121525 - 2¹ = 14628121523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14628121523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5517 + ... + 171133.

It is an arithmetic number, because the mean of its divisors is an integer number (1512009531).

Almost surely, 2^14628121525 is an apocalyptic number.

It is an amenable number.

14628121525 is a deficient number, since it is larger than the sum of its proper divisors (3515992847).

14628121525 is a wasteful number, since it uses less digits than its factorization.

14628121525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169160 (or 169155 counting only the distinct ones).

The product of its digits is 38400, while the sum is 37.

The spelling of 14628121525 in words is "fourteen billion, six hundred twenty-eight million, one hundred twenty-one thousand, five hundred twenty-five".