123242150450043 has 24 divisors (see below), whose sum is σ = 178073872510976. Its totient is φ = 82134929329200.

The previous prime is 123242150449921. The next prime is 123242150450077. The reversal of 123242150450043 is 340054051242321.

It is a happy number.

123242150450043 is a `hidden beast` number, since 1 + 23 + 2 + 42 + 1 + 50 + 4 + 500 + 43 = 666.

It is not a de Polignac number, because 123242150450043 - 2⁹ = 123242150449531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123242150460043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 490740198 + ... + 490991268.

Almost surely, 2^{123242150450043} is an apocalyptic number.

123242150450043 is a deficient number, since it is larger than the sum of its proper divisors (54831722060933).

123242150450043 is a wasteful number, since it uses less digits than its factorization.

123242150450043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268455 (or 268452 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 123242150450043 in words is "one hundred twenty-three trillion, two hundred forty-two billion, one hundred fifty million, four hundred fifty thousand, forty-three".