313040203398 has 96 divisors (see below), whose sum is σ = 762404557824. Its totient is φ = 92105678016.

The previous prime is 313040203361. The next prime is 313040203409. The reversal of 313040203398 is 893302040313.

313040203398 is a `hidden beast` number, since 3 + 130 + 402 + 0 + 33 + 98 = 666.

It is a super-2 number, since 2×313040203398² (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 47 ways as a sum of consecutive naturals, for example, 26382015 + ... + 26393877.

It is an arithmetic number, because the mean of its divisors is an integer number (7941714144).

Almost surely, 2^313040203398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313040203398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381202278912).

313040203398 is an abundant number, since it is smaller than the sum of its proper divisors (449364354426).

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

313040203398 is a wasteful number, since it uses less digits than its factorization.

313040203398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16810 (or 16807 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 313040203398 in words is "three hundred thirteen billion, forty million, two hundred three thousand, three hundred ninety-eight".