154100140443 has 8 divisors (see below), whose sum is σ = 228296504400. Its totient is φ = 102733426944.

The previous prime is 154100140393. The next prime is 154100140573. The reversal of 154100140443 is 344041001451.

154100140443 is a `hidden beast` number, since 154 + 100 + 1 + 404 + 4 + 3 = 666.

It is not a de Polignac number, because 154100140443 - 2¹⁶ = 154100074907 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5707412609 = 154100140443 / (1 + 5 + 4 + 1 + 0 + 0 + 1 + 4 + 0 + 4 + 4 + 3).

It is not an unprimeable number, because it can be changed into a prime (154100140043) 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, 2853706278 + ... + 2853706331.

It is an arithmetic number, because the mean of its divisors is an integer number (28537063050).

Almost surely, 2^154100140443 is an apocalyptic number.

154100140443 is a deficient number, since it is larger than the sum of its proper divisors (74196363957).

154100140443 is an equidigital number, since it uses as much as digits as its factorization.

154100140443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707412618 (or 5707412612 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 154100140443 its reverse (344041001451), we get a palindrome (498141141894).

The spelling of 154100140443 in words is "one hundred fifty-four billion, one hundred million, one hundred forty thousand, four hundred forty-three".