4889441646 has 48 divisors (see below), whose sum is σ = 11163943440. Its totient is φ = 1542291840.

The previous prime is 4889441639. The next prime is 4889441653. The reversal of 4889441646 is 6461449884.

It is an interprime number because it is at equal distance from previous prime (4889441639) and next prime (4889441653).

It is a junction number, because it is equal to n+sod(n) for n = 4889441592 and 4889441601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314226 + ... + 329418.

It is an arithmetic number, because the mean of its divisors is an integer number (232582155).

Almost surely, 2^4889441646 is an apocalyptic number.

4889441646 is an abundant number, since it is smaller than the sum of its proper divisors (6274501794).

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

4889441646 is a wasteful number, since it uses less digits than its factorization.

4889441646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16161 (or 16158 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The square root of 4889441646 is about 69924.5425154859. The cubic root of 4889441646 is about 1697.2784187353.

The spelling of 4889441646 in words is "four billion, eight hundred eighty-nine million, four hundred forty-one thousand, six hundred forty-six".