53363552443 has 2 divisors, whose sum is σ = 53363552444. Its totient is φ = 53363552442.

The previous prime is 53363552393. The next prime is 53363552447. The reversal of 53363552443 is 34425536335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53363552443 - 2²¹ = 53361455291 is a prime.

It is a super-2 number, since 2×53363552443² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53363552443.

It is not a weakly prime, because it can be changed into another prime (53363552447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26681776221 + 26681776222.

It is an arithmetic number, because the mean of its divisors is an integer number (26681776222).

Almost surely, 2^53363552443 is an apocalyptic number.

53363552443 is a deficient number, since it is larger than the sum of its proper divisors (1).

53363552443 is an equidigital number, since it uses as much as digits as its factorization.

53363552443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 43.

The spelling of 53363552443 in words is "fifty-three billion, three hundred sixty-three million, five hundred fifty-two thousand, four hundred forty-three".