135477656 has 32 divisors (see below), whose sum is σ = 259627680. Its totient is φ = 66259200.

The previous prime is 135477623. The next prime is 135477673. The reversal of 135477656 is 656774531.

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 7 ways as a sum of consecutive naturals, for example, 76946 + ... + 78686.

It is an arithmetic number, because the mean of its divisors is an integer number (8113365).

Almost surely, 2^135477656 is an apocalyptic number.

It is an amenable number.

135477656 is a deficient number, since it is larger than the sum of its proper divisors (124150024).

135477656 is a wasteful number, since it uses less digits than its factorization.

135477656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955 (or 1951 counting only the distinct ones).

The product of its digits is 529200, while the sum is 44.

The square root of 135477656 is about 11639.4869302732. The cubic root of 135477656 is about 513.5970942632.

The spelling of 135477656 in words is "one hundred thirty-five million, four hundred seventy-seven thousand, six hundred fifty-six".