154242566663423 has 6 divisors (see below), whose sum is σ = 179425026526896. Its totient is φ = 132207914282892.

The previous prime is 154242566663417. The next prime is 154242566663461. The reversal of 154242566663423 is 324366665242451.

154242566663423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 154242566663423 - 2²⁴ = 154242549886207 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 (154242566663413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1573903741415 + ... + 1573903741512.

It is an arithmetic number, because the mean of its divisors is an integer number (29904171087816).

Almost surely, 2^{154242566663423} is an apocalyptic number.

154242566663423 is a deficient number, since it is larger than the sum of its proper divisors (25182459863473).

154242566663423 is an equidigital number, since it uses as much as digits as its factorization.

154242566663423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147807482941 (or 3147807482934 counting only the distinct ones).

The product of its digits is 149299200, while the sum is 59.

The spelling of 154242566663423 in words is "one hundred fifty-four trillion, two hundred forty-two billion, five hundred sixty-six million, six hundred sixty-three thousand, four hundred twenty-three".