135472656 has 40 divisors (see below), whose sum is σ = 381788064. Its totient is φ = 41052160.

The previous prime is 135472639. The next prime is 135472657. The reversal of 135472656 is 656274531.

135472656 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (135472657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127761 + ... + 128816.

Almost surely, 2^135472656 is an apocalyptic number.

135472656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135472656 is an abundant number, since it is smaller than the sum of its proper divisors (246315408).

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

135472656 is a wasteful number, since it uses less digits than its factorization.

135472656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256599 (or 256593 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 135472656 is about 11639.2721421917. The cubic root of 135472656 is about 513.5907758361.

The spelling of 135472656 in words is "one hundred thirty-five million, four hundred seventy-two thousand, six hundred fifty-six".