136564112645 has 16 divisors (see below), whose sum is σ = 173805340032. Its totient is φ = 102788093760.

The previous prime is 136564112611. The next prime is 136564112687. The reversal of 136564112645 is 546211465631.

It is not a de Polignac number, because 136564112645 - 2²⁴ = 136547335429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 136564112596 and 136564112605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9726707 + ... + 9740736.

It is an arithmetic number, because the mean of its divisors is an integer number (10862833752).

Almost surely, 2^136564112645 is an apocalyptic number.

It is an amenable number.

136564112645 is a deficient number, since it is larger than the sum of its proper divisors (37241227387).

136564112645 is a wasteful number, since it uses less digits than its factorization.

136564112645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19467532.

The product of its digits is 518400, while the sum is 44.

The spelling of 136564112645 in words is "one hundred thirty-six billion, five hundred sixty-four million, one hundred twelve thousand, six hundred forty-five".