4947715869 has 24 divisors (see below), whose sum is σ = 6806198592. Its totient is φ = 3196421760.

The previous prime is 4947715867. The next prime is 4947715933. The reversal of 4947715869 is 9685177494.

It is not a de Polignac number, because 4947715869 - 2¹ = 4947715867 is a prime.

It is a super-2 number, since 2×4947715869² = 48959784640708850322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4947715867) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 738117 + ... + 744789.

It is an arithmetic number, because the mean of its divisors is an integer number (283591608).

Almost surely, 2^4947715869 is an apocalyptic number.

It is an amenable number.

4947715869 is a deficient number, since it is larger than the sum of its proper divisors (1858482723).

4947715869 is an equidigital number, since it uses as much as digits as its factorization.

4947715869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6865 (or 6806 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 60.

The square root of 4947715869 is about 70340.0019121410. The cubic root of 4947715869 is about 1703.9947427459.

The spelling of 4947715869 in words is "four billion, nine hundred forty-seven million, seven hundred fifteen thousand, eight hundred sixty-nine".