4727281968 has 30 divisors (see below), whose sum is σ = 13229824244. Its totient is φ = 1575760608.

The previous prime is 4727281921. The next prime is 4727281973. The reversal of 4727281968 is 8691827274.

It is a happy number.

4727281968 is a `hidden beast` number, since 472 + 7 + 2 + 81 + 96 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16414030 + ... + 16414317.

Almost surely, 2^4727281968 is an apocalyptic number.

4727281968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4727281968 is an abundant number, since it is smaller than the sum of its proper divisors (8502542276).

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

4727281968 is a wasteful number, since it uses less digits than its factorization.

4727281968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32828361 (or 32828352 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 54.

The square root of 4727281968 is about 68755.2322954406. The cubic root of 4727281968 is about 1678.3035085202.

The spelling of 4727281968 in words is "four billion, seven hundred twenty-seven million, two hundred eighty-one thousand, nine hundred sixty-eight".