123434150045042 has 8 divisors (see below), whose sum is σ = 185151300078000. Its totient is φ = 61717050019044.

The previous prime is 123434150045029. The next prime is 123434150045071. The reversal of 123434150045042 is 240540051434321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 123434150044987 and 123434150045005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5559992 + ... + 16666787.

It is an arithmetic number, because the mean of its divisors is an integer number (23143912509750).

Almost surely, 2^{123434150045042} is an apocalyptic number.

123434150045042 is a deficient number, since it is larger than the sum of its proper divisors (61717150032958).

123434150045042 is a wasteful number, since it uses less digits than its factorization.

123434150045042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25003480.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 123434150045042 in words is "one hundred twenty-three trillion, four hundred thirty-four billion, one hundred fifty million, forty-five thousand, forty-two".