535398229969 has 2 divisors, whose sum is σ = 535398229970. Its totient is φ = 535398229968.

The previous prime is 535398229967. The next prime is 535398229981. The reversal of 535398229969 is 969922893535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505499670225 + 29898559744 = 710985^2 + 172912^2 .

It is a cyclic number.

It is not a de Polignac number, because 535398229969 - 2¹ = 535398229967 is a prime.

It is a super-2 number, since 2×535398229969² (a number of 24 digits) contains 22 as substring.

Together with 535398229967, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 535398229898 and 535398229907.

It is not a weakly prime, because it can be changed into another prime (535398229967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267699114984 + 267699114985.

It is an arithmetic number, because the mean of its divisors is an integer number (267699114985).

Almost surely, 2^535398229969 is an apocalyptic number.

It is an amenable number.

535398229969 is a deficient number, since it is larger than the sum of its proper divisors (1).

535398229969 is an equidigital number, since it uses as much as digits as its factorization.

535398229969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283435200, while the sum is 70.

The spelling of 535398229969 in words is "five hundred thirty-five billion, three hundred ninety-eight million, two hundred twenty-nine thousand, nine hundred sixty-nine".