136515552125 has 16 divisors (see below), whose sum is σ = 170539752240. Its totient is φ = 109104529600.

The previous prime is 136515552079. The next prime is 136515552139. The reversal of 136515552125 is 521255515631.

It can be written as a sum of positive squares in 8 ways, for example, as 79265897764 + 57249654361 = 281542^2 + 239269^2 .

It is not a de Polignac number, because 136515552125 - 2¹⁶ = 136515486589 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412430 + ... + 665679.

It is an arithmetic number, because the mean of its divisors is an integer number (10658734515).

Almost surely, 2^136515552125 is an apocalyptic number.

It is an amenable number.

136515552125 is a deficient number, since it is larger than the sum of its proper divisors (34024200115).

136515552125 is a wasteful number, since it uses less digits than its factorization.

136515552125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079137 (or 1079127 counting only the distinct ones).

The product of its digits is 225000, while the sum is 41.

The spelling of 136515552125 in words is "one hundred thirty-six billion, five hundred fifteen million, five hundred fifty-two thousand, one hundred twenty-five".