542057562045073 has 2 divisors, whose sum is σ = 542057562045074. Its totient is φ = 542057562045072.

The previous prime is 542057562045071. The next prime is 542057562045113. The reversal of 542057562045073 is 370540265750245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 532388801896704 + 9668760148369 = 23073552^2 + 3109463^2 .

It is a cyclic number.

It is not a de Polignac number, because 542057562045073 - 2¹ = 542057562045071 is a prime.

Together with 542057562045071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (542057562045071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271028781022536 + 271028781022537.

It is an arithmetic number, because the mean of its divisors is an integer number (271028781022537).

Almost surely, 2^{542057562045073} is an apocalyptic number.

It is an amenable number.

542057562045073 is a deficient number, since it is larger than the sum of its proper divisors (1).

542057562045073 is an equidigital number, since it uses as much as digits as its factorization.

542057562045073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280000, while the sum is 55.

The spelling of 542057562045073 in words is "five hundred forty-two trillion, fifty-seven billion, five hundred sixty-two million, forty-five thousand, seventy-three".