136503016518 has 16 divisors (see below), whose sum is σ = 297824763456. Its totient is φ = 41364550440.

The previous prime is 136503016483. The next prime is 136503016571. The reversal of 136503016518 is 815610305631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034113696 + ... + 1034113827.

It is an arithmetic number, because the mean of its divisors is an integer number (18614047716).

Almost surely, 2^136503016518 is an apocalyptic number.

136503016518 is an abundant number, since it is smaller than the sum of its proper divisors (161321746938).

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

136503016518 is a wasteful number, since it uses less digits than its factorization.

136503016518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068227539.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 136503016518 in words is "one hundred thirty-six billion, five hundred three million, sixteen thousand, five hundred eighteen".