9992000077 has 2 divisors, whose sum is σ = 9992000078. Its totient is φ = 9992000076.

The previous prime is 9992000033. The next prime is 9992000089. The reversal of 9992000077 is 7700002999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9090859716 + 901140361 = 95346^2 + 30019^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9992000077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9991999997 and 9992000042.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9992000017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4996000038 + 4996000039.

It is an arithmetic number, because the mean of its divisors is an integer number (4996000039).

Almost surely, 2^9992000077 is an apocalyptic number.

It is an amenable number.

9992000077 is a deficient number, since it is larger than the sum of its proper divisors (1).

9992000077 is an equidigital number, since it uses as much as digits as its factorization.

9992000077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71442, while the sum is 43.

The square root of 9992000077 is about 99959.9923819525. The cubic root of 9992000077 is about 2153.8600263748.

The spelling of 9992000077 in words is "nine billion, nine hundred ninety-two million, seventy-seven", and thus it is an aban number.