6535136523463 has 8 divisors (see below), whose sum is σ = 6763545875520. Its totient is φ = 6310013637120.

The previous prime is 6535136523403. The next prime is 6535136523529. The reversal of 6535136523463 is 3643256315356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6535136523463 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 6535136523463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6535136523403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821612383 + ... + 821620336.

It is an arithmetic number, because the mean of its divisors is an integer number (845443234440).

Almost surely, 2^{6535136523463} is an apocalyptic number.

6535136523463 is a deficient number, since it is larger than the sum of its proper divisors (228409352057).

6535136523463 is a wasteful number, since it uses less digits than its factorization.

6535136523463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643232857.

The product of its digits is 17496000, while the sum is 52.

The spelling of 6535136523463 in words is "six trillion, five hundred thirty-five billion, one hundred thirty-six million, five hundred twenty-three thousand, four hundred sixty-three".