8494877077 has 2 divisors, whose sum is σ = 8494877078. Its totient is φ = 8494877076.

The previous prime is 8494876981. The next prime is 8494877087. The reversal of 8494877077 is 7707784948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4972929361 + 3521947716 = 70519^2 + 59346^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8494877077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8494877087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4247438538 + 4247438539.

It is an arithmetic number, because the mean of its divisors is an integer number (4247438539).

Almost surely, 2^8494877077 is an apocalyptic number.

It is an amenable number.

8494877077 is a deficient number, since it is larger than the sum of its proper divisors (1).

8494877077 is an equidigital number, since it uses as much as digits as its factorization.

8494877077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22127616, while the sum is 61.

The square root of 8494877077 is about 92167.6574346989. The cubic root of 8494877077 is about 2040.4174684684.

The spelling of 8494877077 in words is "eight billion, four hundred ninety-four million, eight hundred seventy-seven thousand, seventy-seven".