4027949568 has 60 divisors (see below), whose sum is σ = 11624948478. Its totient is φ = 1342648320.

The previous prime is 4027949503. The next prime is 4027949573. The reversal of 4027949568 is 8659497204.

4027949568 is a `hidden beast` number, since 4 + 0 + 2 + 79 + 4 + 9 + 568 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2593661184 + 1434288384 = 50928^2 + 37872^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 432453 + ... + 441668.

Almost surely, 2^4027949568 is an apocalyptic number.

4027949568 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4027949568 is an abundant number, since it is smaller than the sum of its proper divisors (7596998910).

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

4027949568 is an equidigital number, since it uses as much as digits as its factorization.

4027949568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874145 (or 874126 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The square root of 4027949568 is about 63466.1292974449. The cubic root of 4027949568 is about 1591.0897383002.

The spelling of 4027949568 in words is "four billion, twenty-seven million, nine hundred forty-nine thousand, five hundred sixty-eight".