200197917399612 has 240 divisors, whose sum is σ = 537773612463360. Its totient is φ = 57855797260800.

The previous prime is 200197917399583. The next prime is 200197917399637. The reversal of 200197917399612 is 216993719791002.

It is a happy number.

It is a super-2 number, since 2×200197917399612² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1361715187 + ... + 1361862197.

It is an arithmetic number, because the mean of its divisors is an integer number (2240723385264).

Almost surely, 2^{200197917399612} is an apocalyptic number.

200197917399612 is a gapful number since it is divisible by the number (22) 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 200197917399612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268886806231680).

200197917399612 is an abundant number, since it is smaller than the sum of its proper divisors (337575695063748).

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

200197917399612 is a wasteful number, since it uses less digits than its factorization.

200197917399612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147422 (or 147387 counting only the distinct ones).

The product of its (nonzero) digits is 23147208, while the sum is 66.

The spelling of 200197917399612 in words is "two hundred trillion, one hundred ninety-seven billion, nine hundred seventeen million, three hundred ninety-nine thousand, six hundred twelve".