196668064050 has 192 divisors, whose sum is σ = 530455298688. Its totient is φ = 48025600000.

The previous prime is 196668063979. The next prime is 196668064051. The reversal of 196668064050 is 50460866691.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 196668063984 and 196668064002.

It is not an unprimeable number, because it can be changed into a prime (196668064051) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 41922205 + ... + 41926895.

It is an arithmetic number, because the mean of its divisors is an integer number (2762788014).

Almost surely, 2^196668064050 is an apocalyptic number.

196668064050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 196668064050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265227649344).

196668064050 is an abundant number, since it is smaller than the sum of its proper divisors (333787234638).

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

196668064050 is a wasteful number, since it uses less digits than its factorization.

196668064050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165 (or 5160 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 196668064050 in words is "one hundred ninety-six billion, six hundred sixty-eight million, sixty-four thousand, fifty".