8676441457 has 2 divisors, whose sum is σ = 8676441458. Its totient is φ = 8676441456.

The previous prime is 8676441391. The next prime is 8676441491. The reversal of 8676441457 is 7541446768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7132815936 + 1543625521 = 84456^2 + 39289^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8676441457 is a prime.

It is not a weakly prime, because it can be changed into another prime (8676441497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4338220728 + 4338220729.

It is an arithmetic number, because the mean of its divisors is an integer number (4338220729).

Almost surely, 2^8676441457 is an apocalyptic number.

It is an amenable number.

8676441457 is a deficient number, since it is larger than the sum of its proper divisors (1).

8676441457 is an equidigital number, since it uses as much as digits as its factorization.

8676441457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4515840, while the sum is 52.

The square root of 8676441457 is about 93147.4178761816. The cubic root of 8676441457 is about 2054.8519976368.

The spelling of 8676441457 in words is "eight billion, six hundred seventy-six million, four hundred forty-one thousand, four hundred fifty-seven".