196222990040 has 256 divisors, whose sum is σ = 557408563200. Its totient is φ = 60390489600.

The previous prime is 196222990013. The next prime is 196222990079. The reversal of 196222990040 is 40099222691.

196222990040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 196222989973 and 196222990000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124902455 + ... + 124904025.

It is an arithmetic number, because the mean of its divisors is an integer number (2177377200).

Almost surely, 2^196222990040 is an apocalyptic number.

196222990040 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 196222990040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278704281600).

196222990040 is an abundant number, since it is smaller than the sum of its proper divisors (361185573160).

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

196222990040 is a wasteful number, since it uses less digits than its factorization.

196222990040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086 (or 2082 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 196222990040 in words is "one hundred ninety-six billion, two hundred twenty-two million, nine hundred ninety thousand, forty".