3898488342668 has 24 divisors (see below), whose sum is σ = 6860352713760. Its totient is φ = 1938388527360.

The previous prime is 3898488342667. The next prime is 3898488342733. The reversal of 3898488342668 is 8662438848983.

It is a super-2 number, since 2×3898488342668² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3898488342667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18045473 + ... + 18260231.

It is an arithmetic number, because the mean of its divisors is an integer number (285848029740).

Almost surely, 2^{3898488342668} is an apocalyptic number.

It is an amenable number.

3898488342668 is a deficient number, since it is larger than the sum of its proper divisors (2961864371092).

3898488342668 is a wasteful number, since it uses less digits than its factorization.

3898488342668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240017 (or 240015 counting only the distinct ones).

The product of its digits is 3057647616, while the sum is 77.

The spelling of 3898488342668 in words is "three trillion, eight hundred ninety-eight billion, four hundred eighty-eight million, three hundred forty-two thousand, six hundred sixty-eight".