136112494394 has 4 divisors (see below), whose sum is σ = 204168741594. Its totient is φ = 68056247196.

The previous prime is 136112494339. The next prime is 136112494411. The reversal of 136112494394 is 493494211631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 493494211631 = 3581 ⋅137809051.

It can be written as a sum of positive squares in only one way, i.e., 105849369025 + 30263125369 = 325345^2 + 173963^2 .

It is a super-2 number, since 2×136112494394² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34028123597 + ... + 34028123600.

Almost surely, 2^136112494394 is an apocalyptic number.

136112494394 is a deficient number, since it is larger than the sum of its proper divisors (68056247200).

136112494394 is an equidigital number, since it uses as much as digits as its factorization.

136112494394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68056247199.

The product of its digits is 559872, while the sum is 47.

The spelling of 136112494394 in words is "one hundred thirty-six billion, one hundred twelve million, four hundred ninety-four thousand, three hundred ninety-four".