136459398242 has 16 divisors (see below), whose sum is σ = 216981983520. Its totient is φ = 64141416768.

The previous prime is 136459398227. The next prime is 136459398269. The reversal of 136459398242 is 242893954631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2306948 + ... + 2365359.

It is an arithmetic number, because the mean of its divisors is an integer number (13561373970).

Almost surely, 2^136459398242 is an apocalyptic number.

136459398242 is a deficient number, since it is larger than the sum of its proper divisors (80522585278).

136459398242 is a wasteful number, since it uses less digits than its factorization.

136459398242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673185.

The product of its digits is 11197440, while the sum is 56.

The spelling of 136459398242 in words is "one hundred thirty-six billion, four hundred fifty-nine million, three hundred ninety-eight thousand, two hundred forty-two".