4301968721 has 16 divisors (see below), whose sum is σ = 4513241040. Its totient is φ = 4095221760.

The previous prime is 4301968687. The next prime is 4301968729. The reversal of 4301968721 is 1278691034.

It can be written as a sum of positive squares in 8 ways, for example, as 388090000 + 3913878721 = 19700^2 + 62561^2 .

It is a cyclic number.

It is not a de Polignac number, because 4301968721 - 2²² = 4297774417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4301968729) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 776441 + ... + 781961.

It is an arithmetic number, because the mean of its divisors is an integer number (282077565).

Almost surely, 2^4301968721 is an apocalyptic number.

It is an amenable number.

4301968721 is a deficient number, since it is larger than the sum of its proper divisors (211272319).

4301968721 is a wasteful number, since it uses less digits than its factorization.

4301968721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 4301968721 is about 65589.3948820997. The cubic root of 4301968721 is about 1626.3814645772.

The spelling of 4301968721 in words is "four billion, three hundred one million, nine hundred sixty-eight thousand, seven hundred twenty-one".