6534309441493 has 4 divisors (see below), whose sum is σ = 6539233564480. Its totient is φ = 6529385318508.

The previous prime is 6534309441487. The next prime is 6534309441509. The reversal of 6534309441493 is 3941449034356.

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 6534309441493 - 2²⁹ = 6533772570581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6534309441403) 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, 2462059503 + ... + 2462062156.

It is an arithmetic number, because the mean of its divisors is an integer number (1634808391120).

Almost surely, 2^{6534309441493} is an apocalyptic number.

It is an amenable number.

6534309441493 is a deficient number, since it is larger than the sum of its proper divisors (4924122987).

6534309441493 is a wasteful number, since it uses less digits than its factorization.

6534309441493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4924122986.

The product of its (nonzero) digits is 16796160, while the sum is 55.

The spelling of 6534309441493 in words is "six trillion, five hundred thirty-four billion, three hundred nine million, four hundred forty-one thousand, four hundred ninety-three".