136039678 has 8 divisors (see below), whose sum is σ = 216063072. Its totient is φ = 64018656.

The previous prime is 136039649. The next prime is 136039679. The reversal of 136039678 is 876930631.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136039679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000550 + ... + 2000617.

It is an arithmetic number, because the mean of its divisors is an integer number (27007884).

Almost surely, 2^136039678 is an apocalyptic number.

136039678 is a deficient number, since it is larger than the sum of its proper divisors (80023394).

136039678 is a wasteful number, since it uses less digits than its factorization.

136039678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001186.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 136039678 is about 11663.6048458442. The cubic root of 136039678 is about 514.3063246958.

The spelling of 136039678 in words is "one hundred thirty-six million, thirty-nine thousand, six hundred seventy-eight".