135946646 has 24 divisors (see below), whose sum is σ = 225198792. Its totient is φ = 61503200.

The previous prime is 135946639. The next prime is 135946669. The reversal of 135946646 is 646649531.

135946646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 135946597 and 135946606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55181 + ... + 57591.

It is an arithmetic number, because the mean of its divisors is an integer number (9383283).

Almost surely, 2^135946646 is an apocalyptic number.

135946646 is a deficient number, since it is larger than the sum of its proper divisors (89252146).

135946646 is a wasteful number, since it uses less digits than its factorization.

135946646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668 (or 2657 counting only the distinct ones).

The product of its digits is 466560, while the sum is 44.

The square root of 135946646 is about 11659.6160314137. The cubic root of 135946646 is about 514.1890602385.

The spelling of 135946646 in words is "one hundred thirty-five million, nine hundred forty-six thousand, six hundred forty-six".