154451135056 has 20 divisors (see below), whose sum is σ = 299618087104. Its totient is φ = 77130338400.

The previous prime is 154451135053. The next prime is 154451135057. The reversal of 154451135056 is 650531154451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154451135053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5938440 + ... + 5964391.

Almost surely, 2^154451135056 is an apocalyptic number.

154451135056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

154451135056 is a deficient number, since it is larger than the sum of its proper divisors (145166952048).

154451135056 is a wasteful number, since it uses less digits than its factorization.

154451135056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11903650 (or 11903644 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 154451135056 in words is "one hundred fifty-four billion, four hundred fifty-one million, one hundred thirty-five thousand, fifty-six".