196982751744 has 140 divisors (see below), whose sum is σ = 590102329806. Its totient is φ = 65660792832.

The previous prime is 196982751743. The next prime is 196982751773. The reversal of 196982751744 is 447157289691.

196982751744 is a `hidden beast` number, since 1 + 9 + 6 + 98 + 27 + 517 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 192264710400 + 4718041344 = 438480^2 + 68688^2 .

It is not an unprimeable number, because it can be changed into a prime (196982751743) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 109372 + ... + 637124.

Almost surely, 2^196982751744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196982751744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295051164903).

196982751744 is an abundant number, since it is smaller than the sum of its proper divisors (393119578062).

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

196982751744 is an frugal number, since it uses more digits than its factorization.

196982751744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527789 (or 527758 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 63.

The spelling of 196982751744 in words is "one hundred ninety-six billion, nine hundred eighty-two million, seven hundred fifty-one thousand, seven hundred forty-four".