4898445666 has 8 divisors (see below), whose sum is σ = 9796891344. Its totient is φ = 1632815220.

The previous prime is 4898445653. The next prime is 4898445667. The reversal of 4898445666 is 6665448984.

It is a sphenic number, since it is the product of 3 distinct primes.

4898445666 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4898445667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408203800 + ... + 408203811.

It is an arithmetic number, because the mean of its divisors is an integer number (1224611418).

Almost surely, 2^4898445666 is an apocalyptic number.

4898445666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4898445666 is a wasteful number, since it uses less digits than its factorization.

4898445666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816407616.

The product of its digits is 39813120, while the sum is 60.

The square root of 4898445666 is about 69988.8967336963. The cubic root of 4898445666 is about 1698.3196390217.

It can be divided in two parts, 489844 and 5666, that added together give a triangular number (495510 = T₉₉₅).

The spelling of 4898445666 in words is "four billion, eight hundred ninety-eight million, four hundred forty-five thousand, six hundred sixty-six".