6534452120069 has 4 divisors (see below), whose sum is σ = 6534608641920. Its totient is φ = 6534295598220.

The previous prime is 6534452120051. The next prime is 6534452120159. The reversal of 6534452120069 is 9600212544356.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6534452120069 - 2³² = 6530157152773 is a prime.

It is a super-2 number, since 2×6534452120069² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6534452120029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78198287 + ... + 78281804.

It is an arithmetic number, because the mean of its divisors is an integer number (1633652160480).

Almost surely, 2^{6534452120069} is an apocalyptic number.

It is an amenable number.

6534452120069 is a deficient number, since it is larger than the sum of its proper divisors (156521851).

6534452120069 is a wasteful number, since it uses less digits than its factorization.

6534452120069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156521850.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 6534452120069 in words is "six trillion, five hundred thirty-four billion, four hundred fifty-two million, one hundred twenty thousand, sixty-nine".