8477647648953 has 16 divisors (see below), whose sum is σ = 12920342394240. Its totient is φ = 4843611772416.

The previous prime is 8477647648931. The next prime is 8477647648997. The reversal of 8477647648953 is 3598467467748.

It is not a de Polignac number, because 8477647648953 - 2¹⁶ = 8477647583417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8477647448953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31459000 + ... + 31727337.

It is an arithmetic number, because the mean of its divisors is an integer number (807521399640).

Almost surely, 2^{8477647648953} is an apocalyptic number.

It is an amenable number.

8477647648953 is a deficient number, since it is larger than the sum of its proper divisors (4442694745287).

8477647648953 is a wasteful number, since it uses less digits than its factorization.

8477647648953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63192736.

The product of its digits is 6827950080, while the sum is 78.

The spelling of 8477647648953 in words is "eight trillion, four hundred seventy-seven billion, six hundred forty-seven million, six hundred forty-eight thousand, nine hundred fifty-three".