8426398216350 has 48 divisors (see below), whose sum is σ = 20911674424320. Its totient is φ = 2245511906400.

The previous prime is 8426398216339. The next prime is 8426398216387. The reversal of 8426398216350 is 536128936248.

It is a super-2 number, since 2×8426398216350² (a number of 27 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 23 ways as a sum of consecutive naturals, for example, 18873840 + ... + 19315139.

It is an arithmetic number, because the mean of its divisors is an integer number (435659883840).

Almost surely, 2^{8426398216350} is an apocalyptic number.

8426398216350 is an abundant number, since it is smaller than the sum of its proper divisors (12485276207970).

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

8426398216350 is a wasteful number, since it uses less digits than its factorization.

8426398216350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38190465 (or 38190460 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 57.

The spelling of 8426398216350 in words is "eight trillion, four hundred twenty-six billion, three hundred ninety-eight million, two hundred sixteen thousand, three hundred fifty".