6541746432 has 72 divisors (see below), whose sum is σ = 18749889984. Its totient is φ = 2012841984.

The previous prime is 6541746377. The next prime is 6541746517. The reversal of 6541746432 is 2346471456.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317628 + ... + 337595.

Almost surely, 2^6541746432 is an apocalyptic number.

It is an amenable number.

6541746432 is an abundant number, since it is smaller than the sum of its proper divisors (12208143552).

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

6541746432 is a wasteful number, since it uses less digits than its factorization.

6541746432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655255 (or 655241 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The square root of 6541746432 is about 80881.0634944917. The cubic root of 6541746432 is about 1870.2424149308.

The spelling of 6541746432 in words is "six billion, five hundred forty-one million, seven hundred forty-six thousand, four hundred thirty-two".