4927387731984 has 135 divisors (see below), whose sum is σ = 13921460251543. Its totient is φ = 1626933052416.

The previous prime is 4927387731977. The next prime is 4927387732013. The reversal of 4927387731984 is 4891377837294.

The square root of 4927387731984 is 2219772.

It is a perfect power (a square), and thus also a powerful number.

4927387731984 is a `hidden beast` number, since 4 + 92 + 7 + 387 + 73 + 1 + 98 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4474189491984 + 453198240000 = 2115228^2 + 673200^2 .

It is a super-2 number, since 2×4927387731984² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3010010014 + ... + 3010011650.

Almost surely, 2^{4927387731984} is an apocalyptic number.

4927387731984 is the 2219772-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4927387731984

4927387731984 is an abundant number, since it is smaller than the sum of its proper divisors (8994072519559).

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

4927387731984 is an equidigital number, since it uses as much as digits as its factorization.

4927387731984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514 (or 1755 counting only the distinct ones).

The product of its digits is 512096256, while the sum is 72.

The spelling of 4927387731984 in words is "four trillion, nine hundred twenty-seven billion, three hundred eighty-seven million, seven hundred thirty-one thousand, nine hundred eighty-four".