15625425134 has 16 divisors (see below), whose sum is σ = 25571051136. Its totient is φ = 7101862200.

The previous prime is 15625425131. The next prime is 15625425139. The reversal of 15625425134 is 43152452651.

15625425134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15625425131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329969 + ... + 374339.

It is an arithmetic number, because the mean of its divisors is an integer number (1598190696).

Almost surely, 2^15625425134 is an apocalyptic number.

15625425134 is a deficient number, since it is larger than the sum of its proper divisors (9945626002).

15625425134 is a wasteful number, since it uses less digits than its factorization.

15625425134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60391.

The product of its digits is 144000, while the sum is 38.

Adding to 15625425134 its reverse (43152452651), we get a palindrome (58777877785).

The spelling of 15625425134 in words is "fifteen billion, six hundred twenty-five million, four hundred twenty-five thousand, one hundred thirty-four".