154545656 has 8 divisors (see below), whose sum is σ = 289773120. Its totient is φ = 77272824.

The previous prime is 154545649. The next prime is 154545659. The reversal of 154545656 is 656545451.

154545656 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154545659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9659096 + ... + 9659111.

It is an arithmetic number, because the mean of its divisors is an integer number (36221640).

Almost surely, 2^154545656 is an apocalyptic number.

It is an amenable number.

154545656 is a deficient number, since it is larger than the sum of its proper divisors (135227464).

154545656 is a wasteful number, since it uses less digits than its factorization.

154545656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19318213 (or 19318209 counting only the distinct ones).

The product of its digits is 360000, while the sum is 41.

The square root of 154545656 is about 12431.6393126570. The cubic root of 154545656 is about 536.6431631147.

The spelling of 154545656 in words is "one hundred fifty-four million, five hundred forty-five thousand, six hundred fifty-six".