8147957949576 has 48 divisors (see below), whose sum is σ = 22149421058700. Its totient is φ = 2705889374592.

The previous prime is 8147957949563. The next prime is 8147957949587. The reversal of 8147957949576 is 6759497597418.

8147957949576 is a `hidden beast` number, since 8 + 1 + 4 + 7 + 9 + 57 + 9 + 495 + 76 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6980533884900 + 1167424064676 = 2642070^2 + 1080474^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8147957949495 and 8147957949504.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 210326511 + ... + 210365246.

Almost surely, 2^{8147957949576} is an apocalyptic number.

It is an amenable number.

8147957949576 is an abundant number, since it is smaller than the sum of its proper divisors (14001463109124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8147957949576 is a wasteful number, since it uses less digits than its factorization.

8147957949576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420692038 (or 420692031 counting only the distinct ones).

The product of its digits is 4800902400, while the sum is 81.

The spelling of 8147957949576 in words is "eight trillion, one hundred forty-seven billion, nine hundred fifty-seven million, nine hundred forty-nine thousand, five hundred seventy-six".