542316554550361 has 4 divisors (see below), whose sum is σ = 542317371502900. Its totient is φ = 542315737597824.

The previous prime is 542316554550313. The next prime is 542316554550461. The reversal of 542316554550361 is 163055455613245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 537717245390361 + 4599309160000 = 23188731^2 + 2144600^2 .

It is a cyclic number.

It is not a de Polignac number, because 542316554550361 - 2⁹ = 542316554549849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542316554550461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407479716 + ... + 408808453.

It is an arithmetic number, because the mean of its divisors is an integer number (135579342875725).

Almost surely, 2^{542316554550361} is an apocalyptic number.

It is an amenable number.

542316554550361 is a deficient number, since it is larger than the sum of its proper divisors (816952539).

542316554550361 is an equidigital number, since it uses as much as digits as its factorization.

542316554550361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816952538.

The product of its (nonzero) digits is 32400000, while the sum is 55.

The spelling of 542316554550361 in words is "five hundred forty-two trillion, three hundred sixteen billion, five hundred fifty-four million, five hundred fifty thousand, three hundred sixty-one".