6494432652 has 18 divisors (see below), whose sum is σ = 16416482628. Its totient is φ = 2164810872.

The previous prime is 6494432627. The next prime is 6494432669. The reversal of 6494432652 is 2562344946.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 6494432598 and 6494432607.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90200418 + ... + 90200489.

Almost surely, 2^6494432652 is an apocalyptic number.

It is an amenable number.

6494432652 is an abundant number, since it is smaller than the sum of its proper divisors (9922049976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6494432652 is a wasteful number, since it uses less digits than its factorization.

6494432652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180400917 (or 180400912 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 6494432652 is about 80588.0428599678. The cubic root of 6494432652 is about 1865.7226008651.

The spelling of 6494432652 in words is "six billion, four hundred ninety-four million, four hundred thirty-two thousand, six hundred fifty-two".