135580246678 has 8 divisors (see below), whose sum is σ = 203842228320. Its totient is φ = 67632837240.

The previous prime is 135580246673. The next prime is 135580246717. The reversal of 135580246678 is 876642085531.

It is a happy number.

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 (135580246673) by changing a digit.

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, 78641973 + ... + 78643696.

It is an arithmetic number, because the mean of its divisors is an integer number (25480278540).

Almost surely, 2^135580246678 is an apocalyptic number.

135580246678 is a deficient number, since it is larger than the sum of its proper divisors (68261981642).

135580246678 is a wasteful number, since it uses less digits than its factorization.

135580246678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157286102.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 135580246678 in words is "one hundred thirty-five billion, five hundred eighty million, two hundred forty-six thousand, six hundred seventy-eight".