1441867668 has 24 divisors (see below), whose sum is σ = 3541429920. Its totient is φ = 455326560.

The previous prime is 1441867657. The next prime is 1441867709. The reversal of 1441867668 is 8667681441.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1441867668.

It is a congruent 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, 3161763 + ... + 3162218.

It is an arithmetic number, because the mean of its divisors is an integer number (147559580).

Almost surely, 2^1441867668 is an apocalyptic number.

It is an amenable number.

1441867668 is an abundant number, since it is smaller than the sum of its proper divisors (2099562252).

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

1441867668 is a wasteful number, since it uses less digits than its factorization.

1441867668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6324007 (or 6324005 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 51.

The square root of 1441867668 is about 37971.9326345131. The cubic root of 1441867668 is about 1129.7312300977.

The spelling of 1441867668 in words is "one billion, four hundred forty-one million, eight hundred sixty-seven thousand, six hundred sixty-eight".