196549452288 has 450 divisors, whose sum is σ = 684629042823. Its totient is φ = 55976417280.

The previous prime is 196549452287. The next prime is 196549452289. The reversal of 196549452288 is 882254945691.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

196549452288 is a `hidden beast` number, since 1 + 9 + 6 + 549 + 4 + 5 + 2 + 2 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (196549452287) and next prime (196549452289).

It can be written as a sum of positive squares in only one way, i.e., 98274726144 + 98274726144 = 313488^2 + 313488^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=313488.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (196549452287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 631991653 + ... + 631991963.

Almost surely, 2^196549452288 is an apocalyptic number.

196549452288 is a gapful number since it is divisible by the number (18) 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 196549452288

196549452288 is an abundant number, since it is smaller than the sum of its proper divisors (488079590535).

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

196549452288 is an frugal number, since it uses more digits than its factorization.

196549452288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666 (or 323 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 63.

The spelling of 196549452288 in words is "one hundred ninety-six billion, five hundred forty-nine million, four hundred fifty-two thousand, two hundred eighty-eight".