542445250323 has 32 divisors (see below), whose sum is σ = 802140917760. Its totient is φ = 324519829920.

The previous prime is 542445250313. The next prime is 542445250339. The reversal of 542445250323 is 323052544245.

It is not a de Polignac number, because 542445250323 - 2²¹ = 542443153171 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (542445250313) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1873533 + ... + 2143598.

It is an arithmetic number, because the mean of its divisors is an integer number (25066903680).

Almost surely, 2^542445250323 is an apocalyptic number.

542445250323 is a deficient number, since it is larger than the sum of its proper divisors (259695667437).

542445250323 is a wasteful number, since it uses less digits than its factorization.

542445250323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017279.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 542445250323 its reverse (323052544245), we get a palindrome (865497794568).

The spelling of 542445250323 in words is "five hundred forty-two billion, four hundred forty-five million, two hundred fifty thousand, three hundred twenty-three".