6535123463 has 8 divisors (see below), whose sum is σ = 7192317456. Its totient is φ = 5888444800.

The previous prime is 6535123451. The next prime is 6535123513. The reversal of 6535123463 is 3643215356.

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-6535123463 is a prime.

It is a super-2 number, since 2×6535123463² = 85415677353306224738, which 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 (6535123363) 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, 2627528 + ... + 2630013.

It is an arithmetic number, because the mean of its divisors is an integer number (899039682).

Almost surely, 2^6535123463 is an apocalyptic number.

6535123463 is a deficient number, since it is larger than the sum of its proper divisors (657193993).

6535123463 is a wasteful number, since it uses less digits than its factorization.

6535123463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5257665.

The product of its digits is 194400, while the sum is 38.

The square root of 6535123463 is about 80840.1104835960. The cubic root of 6535123463 is about 1869.6110473424.

The spelling of 6535123463 in words is "six billion, five hundred thirty-five million, one hundred twenty-three thousand, four hundred sixty-three".