72523030352042 has 8 divisors (see below), whose sum is σ = 108784595928096. Its totient is φ = 36261498376012.

The previous prime is 72523030352039. The next prime is 72523030352137. The reversal of 72523030352042 is 24025303032527.

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 = 72523030351987 and 72523030352005.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2041238 + ... + 12215265.

It is an arithmetic number, because the mean of its divisors is an integer number (13598074491012).

Almost surely, 2^{72523030352042} is an apocalyptic number.

72523030352042 is a deficient number, since it is larger than the sum of its proper divisors (36261565576054).

72523030352042 is a wasteful number, since it uses less digits than its factorization.

72523030352042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16800012.

The product of its (nonzero) digits is 302400, while the sum is 38.

Adding to 72523030352042 its reverse (24025303032527), we get a palindrome (96548333384569).

The spelling of 72523030352042 in words is "seventy-two trillion, five hundred twenty-three billion, thirty million, three hundred fifty-two thousand, forty-two".