8649520486 has 16 divisors (see below), whose sum is σ = 13224714048. Its totient is φ = 4241937600.

The previous prime is 8649520471. The next prime is 8649520489. The reversal of 8649520486 is 6840259468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8649520489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137230 + ... + 190081.

It is an arithmetic number, because the mean of its divisors is an integer number (826544628).

Almost surely, 2^8649520486 is an apocalyptic number.

8649520486 is a deficient number, since it is larger than the sum of its proper divisors (4575193562).

8649520486 is a wasteful number, since it uses less digits than its factorization.

8649520486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327567.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The square root of 8649520486 is about 93002.7982697295. The cubic root of 8649520486 is about 2052.7245538872.

The spelling of 8649520486 in words is "eight billion, six hundred forty-nine million, five hundred twenty thousand, four hundred eighty-six".