196792277641 has 2 divisors, whose sum is σ = 196792277642. Its totient is φ = 196792277640.

The previous prime is 196792277579. The next prime is 196792277663. The reversal of 196792277641 is 146772297691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195748729225 + 1043548416 = 442435^2 + 32304^2 .

It is an emirp because it is prime and its reverse (146772297691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196792277641 - 2¹¹ = 196792275593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196792277641.

It is not a weakly prime, because it can be changed into another prime (196796277641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98396138820 + 98396138821.

It is an arithmetic number, because the mean of its divisors is an integer number (98396138821).

Almost surely, 2^196792277641 is an apocalyptic number.

It is an amenable number.

196792277641 is a deficient number, since it is larger than the sum of its proper divisors (1).

196792277641 is an equidigital number, since it uses as much as digits as its factorization.

196792277641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16003008, while the sum is 61.

The spelling of 196792277641 in words is "one hundred ninety-six billion, seven hundred ninety-two million, two hundred seventy-seven thousand, six hundred forty-one".