136646254406 has 8 divisors (see below), whose sum is σ = 205167806184. Its totient is φ = 68256985680.

The previous prime is 136646254399. The next prime is 136646254411. The reversal of 136646254406 is 604452646631.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33068180 + ... + 33072311.

It is an arithmetic number, because the mean of its divisors is an integer number (25645975773).

Almost surely, 2^136646254406 is an apocalyptic number.

136646254406 is a deficient number, since it is larger than the sum of its proper divisors (68521551778).

136646254406 is a wasteful number, since it uses less digits than its factorization.

136646254406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66141526.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 136646254406 in words is "one hundred thirty-six billion, six hundred forty-six million, two hundred fifty-four thousand, four hundred six".