53501268943 has 2 divisors, whose sum is σ = 53501268944. Its totient is φ = 53501268942.

The previous prime is 53501268893. The next prime is 53501268983. The reversal of 53501268943 is 34986210535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53501268943 - 2²⁵ = 53467714511 is a prime.

It is a super-2 number, since 2×53501268943² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53501268893 and 53501268902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53501268983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26750634471 + 26750634472.

It is an arithmetic number, because the mean of its divisors is an integer number (26750634472).

Almost surely, 2^53501268943 is an apocalyptic number.

53501268943 is a deficient number, since it is larger than the sum of its proper divisors (1).

53501268943 is an equidigital number, since it uses as much as digits as its factorization.

53501268943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 53501268943 in words is "fifty-three billion, five hundred one million, two hundred sixty-eight thousand, nine hundred forty-three".