199346622258 has 128 divisors (see below), whose sum is σ = 490625372160. Its totient is φ = 52761646080.

The previous prime is 199346622247. The next prime is 199346622269. The reversal of 199346622258 is 852226643991.

It is an interprime number because it is at equal distance from previous prime (199346622247) and next prime (199346622269).

It is a junction number, because it is equal to n+sod(n) for n = 199346622198 and 199346622207.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5407653 + ... + 5444391.

It is an arithmetic number, because the mean of its divisors is an integer number (3833010720).

Almost surely, 2^199346622258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199346622258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245312686080).

199346622258 is an abundant number, since it is smaller than the sum of its proper divisors (291278749902).

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

199346622258 is a wasteful number, since it uses less digits than its factorization.

199346622258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36952.

The product of its digits is 11197440, while the sum is 57.

The spelling of 199346622258 in words is "one hundred ninety-nine billion, three hundred forty-six million, six hundred twenty-two thousand, two hundred fifty-eight".