136605345546 has 16 divisors (see below), whose sum is σ = 274720144608. Its totient is φ = 45283539600.

The previous prime is 136605345529. The next prime is 136605345557. The reversal of 136605345546 is 645543506631.

It is a super-2 number, since 2×136605345546² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136605345495 and 136605345504.

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, 62892720 + ... + 62894891.

It is an arithmetic number, because the mean of its divisors is an integer number (17170009038).

Almost surely, 2^136605345546 is an apocalyptic number.

136605345546 is an abundant number, since it is smaller than the sum of its proper divisors (138114799062).

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

136605345546 is a wasteful number, since it uses less digits than its factorization.

136605345546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125787797.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 136605345546 in words is "one hundred thirty-six billion, six hundred five million, three hundred forty-five thousand, five hundred forty-six".