6641414364 has 48 divisors (see below), whose sum is σ = 16762290048. Its totient is φ = 2034499008.

The previous prime is 6641414341. The next prime is 6641414369. The reversal of 6641414364 is 4634141466.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6641414369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58362 + ... + 129185.

It is an arithmetic number, because the mean of its divisors is an integer number (349214376).

Almost surely, 2^6641414364 is an apocalyptic number.

It is an amenable number.

6641414364 is an abundant number, since it is smaller than the sum of its proper divisors (10120875684).

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

6641414364 is a wasteful number, since it uses less digits than its factorization.

6641414364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187794 (or 187792 counting only the distinct ones).

The product of its digits is 165888, while the sum is 39.

The square root of 6641414364 is about 81494.8732375234. The cubic root of 6641414364 is about 1879.6927183764.

The spelling of 6641414364 in words is "six billion, six hundred forty-one million, four hundred fourteen thousand, three hundred sixty-four".