196755754889 has 2 divisors, whose sum is σ = 196755754890. Its totient is φ = 196755754888.

The previous prime is 196755754813. The next prime is 196755754907. The reversal of 196755754889 is 988457557691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195930169600 + 825585289 = 442640^2 + 28733^2 .

It is a cyclic number.

It is not a de Polignac number, because 196755754889 - 2²⁸ = 196487319433 is a prime.

It is not a weakly prime, because it can be changed into another prime (196755754289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98377877444 + 98377877445.

It is an arithmetic number, because the mean of its divisors is an integer number (98377877445).

Almost surely, 2^196755754889 is an apocalyptic number.

It is an amenable number.

196755754889 is a deficient number, since it is larger than the sum of its proper divisors (1).

196755754889 is an equidigital number, since it uses as much as digits as its factorization.

196755754889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048000, while the sum is 74.

The spelling of 196755754889 in words is "one hundred ninety-six billion, seven hundred fifty-five million, seven hundred fifty-four thousand, eight hundred eighty-nine".