542025052469 has 2 divisors, whose sum is σ = 542025052470. Its totient is φ = 542025052468.

The previous prime is 542025052423. The next prime is 542025052549. The reversal of 542025052469 is 964250520245.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289556991025 + 252468061444 = 538105^2 + 502462^2 .

It is a cyclic number.

It is not a de Polignac number, because 542025052469 - 2²⁴ = 542008275253 is a prime.

It is a super-2 number, since 2×542025052469² (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 (542075052469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271012526234 + 271012526235.

It is an arithmetic number, because the mean of its divisors is an integer number (271012526235).

Almost surely, 2^542025052469 is an apocalyptic number.

It is an amenable number.

542025052469 is a deficient number, since it is larger than the sum of its proper divisors (1).

542025052469 is an equidigital number, since it uses as much as digits as its factorization.

542025052469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 542025052469 in words is "five hundred forty-two billion, twenty-five million, fifty-two thousand, four hundred sixty-nine".