154242406232443 has 4 divisors (see below), whose sum is σ = 154289047423000. Its totient is φ = 154195765041888.

The previous prime is 154242406232413. The next prime is 154242406232489. The reversal of 154242406232443 is 344232604242451.

It is a happy number.

154242406232443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 154242406232443 - 2²⁵ = 154242372678011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 154242406232393 and 154242406232402.

It is not an unprimeable number, because it can be changed into a prime (154242406232413) 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, 23320590318 + ... + 23320596931.

It is an arithmetic number, because the mean of its divisors is an integer number (38572261855750).

Almost surely, 2^{154242406232443} is an apocalyptic number.

154242406232443 is a deficient number, since it is larger than the sum of its proper divisors (46641190557).

154242406232443 is an equidigital number, since it uses as much as digits as its factorization.

154242406232443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46641190556.

The product of its (nonzero) digits is 4423680, while the sum is 46.

The spelling of 154242406232443 in words is "one hundred fifty-four trillion, two hundred forty-two billion, four hundred six million, two hundred thirty-two thousand, four hundred forty-three".