135964664 has 32 divisors (see below), whose sum is σ = 278875440. Its totient is φ = 61632000.

The previous prime is 135964649. The next prime is 135964681. The reversal of 135964664 is 466469531.

135964664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33362 + ... + 37214.

Almost surely, 2^135964664 is an apocalyptic number.

It is an amenable number.

135964664 is an abundant number, since it is smaller than the sum of its proper divisors (142910776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135964664 is a wasteful number, since it uses less digits than its factorization.

135964664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4271 (or 4267 counting only the distinct ones).

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

The square root of 135964664 is about 11660.3886727673. The cubic root of 135964664 is about 514.2117756432.

The spelling of 135964664 in words is "one hundred thirty-five million, nine hundred sixty-four thousand, six hundred sixty-four".