53542023569 has 2 divisors, whose sum is σ = 53542023570. Its totient is φ = 53542023568.

The previous prime is 53542023553. The next prime is 53542023571. The reversal of 53542023569 is 96532024535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30940810000 + 22601213569 = 175900^2 + 150337^2 .

It is a cyclic number.

It is not a de Polignac number, because 53542023569 - 2⁴ = 53542023553 is a prime.

It is a super-3 number, since 3×53542023569³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 53542023571, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53542025569) 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, 26771011784 + 26771011785.

It is an arithmetic number, because the mean of its divisors is an integer number (26771011785).

Almost surely, 2^53542023569 is an apocalyptic number.

It is an amenable number.

53542023569 is a deficient number, since it is larger than the sum of its proper divisors (1).

53542023569 is an equidigital number, since it uses as much as digits as its factorization.

53542023569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 53542023569 in words is "fifty-three billion, five hundred forty-two million, twenty-three thousand, five hundred sixty-nine".