542194368547 has 8 divisors (see below), whose sum is σ = 614633292560. Its totient is φ = 474145682400.

The previous prime is 542194368503. The next prime is 542194368559. The reversal of 542194368547 is 745863491245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542194368547 - 2²³ = 542185979939 is a prime.

It is a super-3 number, since 3×542194368547³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542194368491 and 542194368500.

It is not an unprimeable number, because it can be changed into a prime (542194368587) 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 7 ways as a sum of consecutive naturals, for example, 1097559204 + ... + 1097559697.

It is an arithmetic number, because the mean of its divisors is an integer number (76829161570).

Almost surely, 2^542194368547 is an apocalyptic number.

542194368547 is a deficient number, since it is larger than the sum of its proper divisors (72438924013).

542194368547 is a wasteful number, since it uses less digits than its factorization.

542194368547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195118933.

The product of its digits is 29030400, while the sum is 58.

The spelling of 542194368547 in words is "five hundred forty-two billion, one hundred ninety-four million, three hundred sixty-eight thousand, five hundred forty-seven".