135679672 has 8 divisors (see below), whose sum is σ = 254399400. Its totient is φ = 67839832.

The previous prime is 135679657. The next prime is 135679681. The reversal of 135679672 is 276976531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8479972 + ... + 8479987.

It is an arithmetic number, because the mean of its divisors is an integer number (31799925).

Almost surely, 2^135679672 is an apocalyptic number.

It is an amenable number.

135679672 is a deficient number, since it is larger than the sum of its proper divisors (118719728).

135679672 is a wasteful number, since it uses less digits than its factorization.

135679672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16959965 (or 16959961 counting only the distinct ones).

The product of its digits is 476280, while the sum is 46.

The square root of 135679672 is about 11648.1617433825. The cubic root of 135679672 is about 513.8522490131.

The spelling of 135679672 in words is "one hundred thirty-five million, six hundred seventy-nine thousand, six hundred seventy-two".