542522523221323 has 16 divisors (see below), whose sum is σ = 549139067047296. Its totient is φ = 535944060025920.

The previous prime is 542522523221291. The next prime is 542522523221353. The reversal of 542522523221323 is 323122325225245.

It is a cyclic number.

It is not a de Polignac number, because 542522523221323 - 2⁵ = 542522523221291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542522523221323.

It is not an unprimeable number, because it can be changed into a prime (542522523221353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243716740 + ... + 245932702.

It is an arithmetic number, because the mean of its divisors is an integer number (34321191690456).

Almost surely, 2^{542522523221323} is an apocalyptic number.

542522523221323 is a deficient number, since it is larger than the sum of its proper divisors (6616543825973).

542522523221323 is a wasteful number, since it uses less digits than its factorization.

542522523221323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224554.

The product of its digits is 1728000, while the sum is 43.

Adding to 542522523221323 its reverse (323122325225245), we get a palindrome (865644848446568).

The spelling of 542522523221323 in words is "five hundred forty-two trillion, five hundred twenty-two billion, five hundred twenty-three million, two hundred twenty-one thousand, three hundred twenty-three".