154540550133 has 8 divisors (see below), whose sum is σ = 228948963200. Its totient is φ = 103027033404.

The previous prime is 154540550113. The next prime is 154540550167. The reversal of 154540550133 is 331055045451.

154540550133 is a `hidden beast` number, since 1 + 54 + 5 + 40 + 550 + 13 + 3 = 666.

It is not a de Polignac number, because 154540550133 - 2⁹ = 154540549621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154540550113) 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, 2861862013 + ... + 2861862066.

It is an arithmetic number, because the mean of its divisors is an integer number (28618620400).

Almost surely, 2^154540550133 is an apocalyptic number.

It is an amenable number.

154540550133 is a deficient number, since it is larger than the sum of its proper divisors (74408413067).

154540550133 is an equidigital number, since it uses as much as digits as its factorization.

154540550133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723724088 (or 5723724082 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 154540550133 its reverse (331055045451), we get a palindrome (485595595584).

The spelling of 154540550133 in words is "one hundred fifty-four billion, five hundred forty million, five hundred fifty thousand, one hundred thirty-three".