154468243823 has 4 divisors (see below), whose sum is σ = 161184254448. Its totient is φ = 147752233200.

The previous prime is 154468243819. The next prime is 154468243847. The reversal of 154468243823 is 328342864451.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 154468243823 - 2² = 154468243819 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 (154468243723) 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, 3358005278 + ... + 3358005323.

It is an arithmetic number, because the mean of its divisors is an integer number (40296063612).

Almost surely, 2^154468243823 is an apocalyptic number.

154468243823 is a deficient number, since it is larger than the sum of its proper divisors (6716010625).

154468243823 is an equidigital number, since it uses as much as digits as its factorization.

154468243823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6716010624.

The product of its digits is 4423680, while the sum is 50.

The spelling of 154468243823 in words is "one hundred fifty-four billion, four hundred sixty-eight million, two hundred forty-three thousand, eight hundred twenty-three".