4471661744 has 20 divisors (see below), whose sum is σ = 9451467240. Its totient is φ = 2032573440.

The previous prime is 4471661713. The next prime is 4471661767.

It is a happy number.

4471661744 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 4471661695 and 4471661704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12703409 + ... + 12703760.

It is an arithmetic number, because the mean of its divisors is an integer number (472573362).

Almost surely, 2^4471661744 is an apocalyptic number.

4471661744 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4471661744 is an abundant number, since it is smaller than the sum of its proper divisors (4979805496).

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

4471661744 is a wasteful number, since it uses less digits than its factorization.

4471661744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25407188 (or 25407182 counting only the distinct ones).

The product of its digits is 451584, while the sum is 44.

The square root of 4471661744 is about 66870.4848494461. The cubic root of 4471661744 is about 1647.4907367750.

The spelling of 4471661744 in words is "four billion, four hundred seventy-one million, six hundred sixty-one thousand, seven hundred forty-four".