124540454042 has 16 divisors (see below), whose sum is σ = 190433700864. Its totient is φ = 61071738000.

The previous prime is 124540454021. The next prime is 124540454083. The reversal of 124540454042 is 240454045421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 124540453993 and 124540454011.

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, 2268809 + ... + 2323052.

It is an arithmetic number, because the mean of its divisors is an integer number (11902106304).

Almost surely, 2^124540454042 is an apocalyptic number.

124540454042 is a deficient number, since it is larger than the sum of its proper divisors (65893246822).

124540454042 is a wasteful number, since it uses less digits than its factorization.

124540454042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592125.

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 124540454042 its reverse (240454045421), we get a palindrome (364994499463).

The spelling of 124540454042 in words is "one hundred twenty-four billion, five hundred forty million, four hundred fifty-four thousand, forty-two".