53336532443 has 2 divisors, whose sum is σ = 53336532444. Its totient is φ = 53336532442.

The previous prime is 53336532439. The next prime is 53336532449. The reversal of 53336532443 is 34423563335.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53336532443 - 2² = 53336532439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53336532443.

It is not a weakly prime, because it can be changed into another prime (53336532449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26668266221 + 26668266222.

It is an arithmetic number, because the mean of its divisors is an integer number (26668266222).

Almost surely, 2^53336532443 is an apocalyptic number.

53336532443 is a deficient number, since it is larger than the sum of its proper divisors (1).

53336532443 is an equidigital number, since it uses as much as digits as its factorization.

53336532443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 41.

The spelling of 53336532443 in words is "fifty-three billion, three hundred thirty-six million, five hundred thirty-two thousand, four hundred forty-three".