53075780269 has 2 divisors, whose sum is σ = 53075780270. Its totient is φ = 53075780268.

The previous prime is 53075780267. The next prime is 53075780293. The reversal of 53075780269 is 96208757035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48978116100 + 4097664169 = 221310^2 + 64013^2 .

It is a cyclic number.

It is not a de Polignac number, because 53075780269 - 2¹ = 53075780267 is a prime.

It is a super-2 number, since 2×53075780269² (a number of 22 digits) contains 22 as substring.

Together with 53075780267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53075780267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26537890134 + 26537890135.

It is an arithmetic number, because the mean of its divisors is an integer number (26537890135).

Almost surely, 2^53075780269 is an apocalyptic number.

It is an amenable number.

53075780269 is a deficient number, since it is larger than the sum of its proper divisors (1).

53075780269 is an equidigital number, since it uses as much as digits as its factorization.

53075780269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 53075780269 in words is "fifty-three billion, seventy-five million, seven hundred eighty thousand, two hundred sixty-nine".