4947887494 has 64 divisors (see below), whose sum is σ = 8596979712. Its totient is φ = 2114877600.

The previous prime is 4947887471. The next prime is 4947887509.

4947887494 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5224329 + ... + 5225275.

It is an arithmetic number, because the mean of its divisors is an integer number (134327808).

Almost surely, 2^4947887494 is an apocalyptic number.

4947887494 is a deficient number, since it is larger than the sum of its proper divisors (3649092218).

4947887494 is a wasteful number, since it uses less digits than its factorization.

4947887494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201.

The product of its digits is 65028096, while the sum is 64.

The square root of 4947887494 is about 70341.2218688302. The cubic root of 4947887494 is about 1704.0144450843.

The spelling of 4947887494 in words is "four billion, nine hundred forty-seven million, eight hundred eighty-seven thousand, four hundred ninety-four".