398330863606 has 8 divisors (see below), whose sum is σ = 643457548944. Its totient is φ = 183845013960.

The previous prime is 398330863591. The next prime is 398330863621. The reversal of 398330863606 is 606368033893.

It is an interprime number because it is at equal distance from previous prime (398330863591) and next prime (398330863621).

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

It is a super-2 number, since 2×398330863606² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 7660208890 + ... + 7660208941.

It is an arithmetic number, because the mean of its divisors is an integer number (80432193618).

Almost surely, 2^398330863606 is an apocalyptic number.

398330863606 is a deficient number, since it is larger than the sum of its proper divisors (245126685338).

398330863606 is a wasteful number, since it uses less digits than its factorization.

398330863606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15320417846.

The product of its (nonzero) digits is 10077696, while the sum is 55.

The spelling of 398330863606 in words is "three hundred ninety-eight billion, three hundred thirty million, eight hundred sixty-three thousand, six hundred six".