6533534464 has 18 divisors (see below), whose sum is σ = 13041547820. Its totient is φ = 3266767104.

The previous prime is 6533534461. The next prime is 6533534467. The reversal of 6533534464 is 4644353356.

It is an interprime number because it is at equal distance from previous prime (6533534461) and next prime (6533534467).

It is a self number, because there is not a number n which added to its sum of digits gives 6533534464.

It is not an unprimeable number, because it can be changed into a prime (6533534461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12760554 + ... + 12761065.

Almost surely, 2^6533534464 is an apocalyptic number.

6533534464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6533534464 is a deficient number, since it is larger than the sum of its proper divisors (6508013356).

6533534464 is an equidigital number, since it uses as much as digits as its factorization.

6533534464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25521635 (or 25521621 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 43.

The square root of 6533534464 is about 80830.2818503066. The cubic root of 6533534464 is about 1869.4595046355.

It can be divided in two parts, 65335 and 34464, that added together give a palindrome (99799).

The spelling of 6533534464 in words is "six billion, five hundred thirty-three million, five hundred thirty-four thousand, four hundred sixty-four".