4647513142947 has 18 divisors (see below), whose sum is σ = 6229923750372. Its totient is φ = 3081810561024.

The previous prime is 4647513142939. The next prime is 4647513142949. The reversal of 4647513142947 is 7492413157464.

It is a happy number.

It is not a de Polignac number, because 4647513142947 - 2³ = 4647513142939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4647513142949) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 720653179 + ... + 720659627.

Almost surely, 2^{4647513142947} is an apocalyptic number.

4647513142947 is a deficient number, since it is larger than the sum of its proper divisors (1582410607425).

4647513142947 is an frugal number, since it uses more digits than its factorization.

4647513142947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13287 (or 6645 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 57.

The spelling of 4647513142947 in words is "four trillion, six hundred forty-seven billion, five hundred thirteen million, one hundred forty-two thousand, nine hundred forty-seven".