135715510607620 has 96 divisors (see below), whose sum is σ = 311512696943616. Its totient is φ = 49443020390400.

The previous prime is 135715510607581. The next prime is 135715510607639. The reversal of 135715510607620 is 26706015517531.

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, 325277259 + ... + 325694221.

It is an arithmetic number, because the mean of its divisors is an integer number (3244923926496).

Almost surely, 2^{135715510607620} is an apocalyptic number.

135715510607620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135715510607620 is an abundant number, since it is smaller than the sum of its proper divisors (175797186335996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135715510607620 is a wasteful number, since it uses less digits than its factorization.

135715510607620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447901 (or 447899 counting only the distinct ones).

The product of its (nonzero) digits is 1323000, while the sum is 49.

The spelling of 135715510607620 in words is "one hundred thirty-five trillion, seven hundred fifteen billion, five hundred ten million, six hundred seven thousand, six hundred twenty".