4728640448472 has 32 divisors (see below), whose sum is σ = 11847244535280. Its totient is φ = 1572794360960.

The previous prime is 4728640448299. The next prime is 4728640448473. The reversal of 4728640448472 is 2748440468274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4728640448473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213683823 + ... + 213705950.

Almost surely, 2^{4728640448472} is an apocalyptic number.

It is an amenable number.

4728640448472 is an abundant number, since it is smaller than the sum of its proper divisors (7118604086808).

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

4728640448472 is a wasteful number, since it uses less digits than its factorization.

4728640448472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427390243 (or 427390239 counting only the distinct ones).

The product of its (nonzero) digits is 77070336, while the sum is 60.

The spelling of 4728640448472 in words is "four trillion, seven hundred twenty-eight billion, six hundred forty million, four hundred forty-eight thousand, four hundred seventy-two".