136778006 has 8 divisors (see below), whose sum is σ = 205245144. Its totient is φ = 68362960.

The previous prime is 136777999. The next prime is 136778029. The reversal of 136778006 is 600877631.

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

It is a Curzon number.

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, 5615 + ... + 17466.

It is an arithmetic number, because the mean of its divisors is an integer number (25655643).

Almost surely, 2^136778006 is an apocalyptic number.

136778006 is a deficient number, since it is larger than the sum of its proper divisors (68467138).

136778006 is a wasteful number, since it uses less digits than its factorization.

136778006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26046.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 136778006 is about 11695.2129523151. The cubic root of 136778006 is about 515.2350778997.

The spelling of 136778006 in words is "one hundred thirty-six million, seven hundred seventy-eight thousand, six".