76263890189 has 2 divisors, whose sum is σ = 76263890190. Its totient is φ = 76263890188.

The previous prime is 76263890149. The next prime is 76263890207. The reversal of 76263890189 is 98109836267.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52941408100 + 23322482089 = 230090^2 + 152717^2 .

It is a cyclic number.

It is not a de Polignac number, because 76263890189 - 2²⁴ = 76247112973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76263890149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38131945094 + 38131945095.

It is an arithmetic number, because the mean of its divisors is an integer number (38131945095).

Almost surely, 2^76263890189 is an apocalyptic number.

It is an amenable number.

76263890189 is a deficient number, since it is larger than the sum of its proper divisors (1).

76263890189 is an equidigital number, since it uses as much as digits as its factorization.

76263890189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 59.

The spelling of 76263890189 in words is "seventy-six billion, two hundred sixty-three million, eight hundred ninety thousand, one hundred eighty-nine".