542433618253 has 2 divisors, whose sum is σ = 542433618254. Its totient is φ = 542433618252.

The previous prime is 542433618247. The next prime is 542433618269. The reversal of 542433618253 is 352816334245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 519903007849 + 22530610404 = 721043^2 + 150102^2 .

It is a cyclic number.

It is not a de Polignac number, because 542433618253 - 2¹⁷ = 542433487181 is a prime.

It is a super-2 number, since 2×542433618253² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542433618203) 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 as a sum of consecutive naturals, namely, 271216809126 + 271216809127.

It is an arithmetic number, because the mean of its divisors is an integer number (271216809127).

Almost surely, 2^542433618253 is an apocalyptic number.

It is an amenable number.

542433618253 is a deficient number, since it is larger than the sum of its proper divisors (1).

542433618253 is an equidigital number, since it uses as much as digits as its factorization.

542433618253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 46.

The spelling of 542433618253 in words is "five hundred forty-two billion, four hundred thirty-three million, six hundred eighteen thousand, two hundred fifty-three".