136553516125 has 64 divisors (see below), whose sum is σ = 187640893440. Its totient is φ = 98598144000.

The previous prime is 136553516117. The next prime is 136553516137. The reversal of 136553516125 is 521615355631.

It is not a de Polignac number, because 136553516125 - 2³ = 136553516117 is a prime.

It is a super-2 number, since 2×136553516125² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18308397 + ... + 18315853.

It is an arithmetic number, because the mean of its divisors is an integer number (2931888960).

Almost surely, 2^136553516125 is an apocalyptic number.

It is an amenable number.

136553516125 is a deficient number, since it is larger than the sum of its proper divisors (51087377315).

136553516125 is a wasteful number, since it uses less digits than its factorization.

136553516125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7735 (or 7725 counting only the distinct ones).

The product of its digits is 405000, while the sum is 43.

The spelling of 136553516125 in words is "one hundred thirty-six billion, five hundred fifty-three million, five hundred sixteen thousand, one hundred twenty-five".