199376257000 has 64 divisors (see below), whose sum is σ = 467038437840. Its totient is φ = 79665376000.

The previous prime is 199376256997. The next prime is 199376257039. The reversal of 199376257000 is 752673991.

It can be written as a sum of positive squares in 8 ways, for example, as 2856047364 + 196520209636 = 53442^2 + 443306^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835062 + ... + 1046938.

Almost surely, 2^199376257000 is an apocalyptic number.

199376257000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199376257000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233519218920).

199376257000 is an abundant number, since it is smaller than the sum of its proper divisors (267662180840).

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

199376257000 is a wasteful number, since it uses less digits than its factorization.

199376257000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212839 (or 212825 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 49.

The spelling of 199376257000 in words is "one hundred ninety-nine billion, three hundred seventy-six million, two hundred fifty-seven thousand".