136321503436 has 24 divisors (see below), whose sum is σ = 239885513280. Its totient is φ = 67783304400.

The previous prime is 136321503391. The next prime is 136321503457. The reversal of 136321503436 is 634305123631.

136321503436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 136321503395 and 136321503404.

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, 998451 + ... + 1126741.

It is an arithmetic number, because the mean of its divisors is an integer number (9995229720).

Almost surely, 2^136321503436 is an apocalyptic number.

It is an amenable number.

136321503436 is a deficient number, since it is larger than the sum of its proper divisors (103564009844).

136321503436 is a wasteful number, since it uses less digits than its factorization.

136321503436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129765 (or 129763 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 136321503436 in words is "one hundred thirty-six billion, three hundred twenty-one million, five hundred three thousand, four hundred thirty-six".