4718273785920 has 224 divisors, whose sum is σ = 16647798291840. Its totient is φ = 1257996441600.

The previous prime is 4718273785919. The next prime is 4718273785933. The reversal of 4718273785920 is 295873728174.

4718273785920 is a `hidden beast` number, since 4 + 7 + 1 + 8 + 2 + 7 + 37 + 8 + 592 + 0 = 666.

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, 55694314 + ... + 55778966.

Almost surely, 2^{4718273785920} is an apocalyptic number.

4718273785920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4718273785920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8323899145920).

4718273785920 is an abundant number, since it is smaller than the sum of its proper divisors (11929524505920).

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

4718273785920 is a wasteful number, since it uses less digits than its factorization.

4718273785920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91130 (or 91114 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 63.

The spelling of 4718273785920 in words is "four trillion, seven hundred eighteen billion, two hundred seventy-three million, seven hundred eighty-five thousand, nine hundred twenty".