136850424489 has 9 divisors (see below), whose sum is σ = 197674438429. Its totient is φ = 91232876460.

The previous prime is 136850424467. The next prime is 136850424497. The reversal of 136850424489 is 984424058631.

The square root of 136850424489 is 369933.

It is a perfect power (a square), and thus also a powerful number.

136850424489 is a `hidden beast` number, since 1 + 36 + 8 + 504 + 24 + 4 + 89 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 136850424489 - 2²³ = 136842035881 is a prime.

It is a super-2 number, since 2×136850424489² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136850424449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1048144 + ... + 1171454.

Almost surely, 2^136850424489 is an apocalyptic number.

136850424489 is the 369933-rd square number.

136850424489 is the 184967-th centered octagonal number.

It is an amenable number.

136850424489 is a deficient number, since it is larger than the sum of its proper divisors (60824013940).

136850424489 is an frugal number, since it uses more digits than its factorization.

136850424489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246628 (or 123314 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 136850424489 in words is "one hundred thirty-six billion, eight hundred fifty million, four hundred twenty-four thousand, four hundred eighty-nine".