8410976643 has 16 divisors (see below), whose sum is σ = 11409238016. Its totient is φ = 5510190240.

The previous prime is 8410976579. The next prime is 8410976647. The reversal of 8410976643 is 3466790148.

It is not a de Polignac number, because 8410976643 - 2⁶ = 8410976579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8410976592 and 8410976601.

It is not an unprimeable number, because it can be changed into a prime (8410976647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177780 + ... + 220062.

It is an arithmetic number, because the mean of its divisors is an integer number (713077376).

Almost surely, 2^8410976643 is an apocalyptic number.

8410976643 is a deficient number, since it is larger than the sum of its proper divisors (2998261373).

8410976643 is a wasteful number, since it uses less digits than its factorization.

8410976643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43434.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 8410976643 is about 91711.3768460598. The cubic root of 8410976643 is about 2033.6777742541.

The spelling of 8410976643 in words is "eight billion, four hundred ten million, nine hundred seventy-six thousand, six hundred forty-three".