6506873367429 has 4 divisors (see below), whose sum is σ = 8675831156576. Its totient is φ = 4337915578284.

The previous prime is 6506873367427. The next prime is 6506873367433. The reversal of 6506873367429 is 9247633786056.

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 not a de Polignac number, because 6506873367429 - 2¹ = 6506873367427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6506873367429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6506873367427) 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, 1084478894569 + ... + 1084478894574.

It is an arithmetic number, because the mean of its divisors is an integer number (2168957789144).

Almost surely, 2^{6506873367429} is an apocalyptic number.

It is an amenable number.

6506873367429 is a deficient number, since it is larger than the sum of its proper divisors (2168957789147).

6506873367429 is a wasteful number, since it uses less digits than its factorization.

6506873367429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168957789146.

The product of its (nonzero) digits is 274337280, while the sum is 66.

The spelling of 6506873367429 in words is "six trillion, five hundred six billion, eight hundred seventy-three million, three hundred sixty-seven thousand, four hundred twenty-nine".