123241923542 has 16 divisors (see below), whose sum is σ = 189075107520. Its totient is φ = 60220762368.

The previous prime is 123241923533. The next prime is 123241923557. The reversal of 123241923542 is 245329142321.

It is a junction number, because it is equal to n+sod(n) for n = 123241923496 and 123241923505.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 904667 + ... + 1031942.

It is an arithmetic number, because the mean of its divisors is an integer number (11817194220).

Almost surely, 2^123241923542 is an apocalyptic number.

123241923542 is a deficient number, since it is larger than the sum of its proper divisors (65833183978).

123241923542 is a wasteful number, since it uses less digits than its factorization.

123241923542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937335.

The product of its digits is 103680, while the sum is 38.

The spelling of 123241923542 in words is "one hundred twenty-three billion, two hundred forty-one million, nine hundred twenty-three thousand, five hundred forty-two".