136938254086 has 8 divisors (see below), whose sum is σ = 205999334280. Its totient is φ = 68271809328.

The previous prime is 136938254053. The next prime is 136938254099. The reversal of 136938254086 is 680452839631.

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

It is a congruent number.

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, 98657991 + ... + 98659378.

It is an arithmetic number, because the mean of its divisors is an integer number (25749916785).

Almost surely, 2^136938254086 is an apocalyptic number.

136938254086 is a deficient number, since it is larger than the sum of its proper divisors (69061080194).

136938254086 is a wasteful number, since it uses less digits than its factorization.

136938254086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197317718.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 136938254086 in words is "one hundred thirty-six billion, nine hundred thirty-eight million, two hundred fifty-four thousand, eighty-six".