136123450586 has 8 divisors (see below), whose sum is σ = 209703694260. Its totient is φ = 66222219168.

The previous prime is 136123450577. The next prime is 136123450613. The reversal of 136123450586 is 685054321631.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 135401184961 + 722265625 = 367969^2 + 26875^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919752971 + ... + 919753118.

Almost surely, 2^136123450586 is an apocalyptic number.

136123450586 is a deficient number, since it is larger than the sum of its proper divisors (73580243674).

136123450586 is a wasteful number, since it uses less digits than its factorization.

136123450586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839506128.

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

The spelling of 136123450586 in words is "one hundred thirty-six billion, one hundred twenty-three million, four hundred fifty thousand, five hundred eighty-six".