196734455888 has 20 divisors (see below), whose sum is σ = 381181103220. Its totient is φ = 98365138944.

The previous prime is 196734455881. The next prime is 196734455891. The reversal of 196734455888 is 888554437691.

It can be written as a sum of positive squares in 2 ways, for example, as 69091173904 + 127643281984 = 262852^2 + 357272^2 .

It is a super-2 number, since 2×196734455888² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196734455881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886448 + ... + 1085936.

It is an arithmetic number, because the mean of its divisors is an integer number (19059055161).

Almost surely, 2^196734455888 is an apocalyptic number.

It is an amenable number.

196734455888 is a deficient number, since it is larger than the sum of its proper divisors (184446647332).

196734455888 is a wasteful number, since it uses less digits than its factorization.

196734455888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261134 (or 261128 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 68.

The spelling of 196734455888 in words is "one hundred ninety-six billion, seven hundred thirty-four million, four hundred fifty-five thousand, eight hundred eighty-eight".