4198895664 has 20 divisors (see below), whose sum is σ = 10847147256. Its totient is φ = 1399631872.

The previous prime is 4198895651. The next prime is 4198895683. The reversal of 4198895664 is 4665988914.

It is a junction number, because it is equal to n+sod(n) for n = 4198895598 and 4198895607.

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, 43738449 + ... + 43738544.

Almost surely, 2^4198895664 is an apocalyptic number.

It is an amenable number.

4198895664 is an abundant number, since it is smaller than the sum of its proper divisors (6648251592).

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

4198895664 is a wasteful number, since it uses less digits than its factorization.

4198895664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87477004 (or 87476998 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 60.

The square root of 4198895664 is about 64798.8862867256. The cubic root of 4198895664 is about 1613.2872235226.

The spelling of 4198895664 in words is "four billion, one hundred ninety-eight million, eight hundred ninety-five thousand, six hundred sixty-four".