136601004216501 has 20 divisors (see below), whose sum is σ = 222609043909824. Its totient is φ = 82788487403400.

The previous prime is 136601004216427. The next prime is 136601004216511. The reversal of 136601004216501 is 105612400106631.

136601004216501 is a `hidden beast` number, since 1 + 3 + 6 + 6 + 0 + 100 + 42 + 1 + 6 + 501 = 666.

It is not a de Polignac number, because 136601004216501 - 2³³ = 136592414281909 is a prime.

It is a super-3 number, since 3×136601004216501³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136601004216511) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 76656005965 + ... + 76656007746.

Almost surely, 2^{136601004216501} is an apocalyptic number.

136601004216501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136601004216501 is a deficient number, since it is larger than the sum of its proper divisors (86008039693323).

136601004216501 is a wasteful number, since it uses less digits than its factorization.

136601004216501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153312013734 (or 153312013725 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 136601004216501 in words is "one hundred thirty-six trillion, six hundred one billion, four million, two hundred sixteen thousand, five hundred one".