136565465653 has 16 divisors (see below), whose sum is σ = 144017707840. Its totient is φ = 129139920000.

The previous prime is 136565465639. The next prime is 136565465657. The reversal of 136565465653 is 356564565631.

It is a cyclic number.

It is not a de Polignac number, because 136565465653 - 2¹³ = 136565457461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136565465594 and 136565465603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136565465657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45505153 + ... + 45508153.

It is an arithmetic number, because the mean of its divisors is an integer number (9001106740).

Almost surely, 2^136565465653 is an apocalyptic number.

It is an amenable number.

136565465653 is a deficient number, since it is larger than the sum of its proper divisors (7452242187).

136565465653 is a wasteful number, since it uses less digits than its factorization.

136565465653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6628.

The product of its digits is 29160000, while the sum is 55.

The spelling of 136565465653 in words is "one hundred thirty-six billion, five hundred sixty-five million, four hundred sixty-five thousand, six hundred fifty-three".