4725661722 has 64 divisors (see below), whose sum is σ = 10224144000. Its totient is φ = 1451243520.

The previous prime is 4725661663. The next prime is 4725661729. The reversal of 4725661722 is 2271665274.

It is not an unprimeable number, because it can be changed into a prime (4725661729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1629778 + ... + 1632674.

It is an arithmetic number, because the mean of its divisors is an integer number (159752250).

Almost surely, 2^4725661722 is an apocalyptic number.

4725661722 is an abundant number, since it is smaller than the sum of its proper divisors (5498482278).

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

4725661722 is a wasteful number, since it uses less digits than its factorization.

4725661722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311.

The product of its digits is 282240, while the sum is 42.

The square root of 4725661722 is about 68743.4485751188. The cubic root of 4725661722 is about 1678.1117439718. Note that the first 3 decimals are identical.

The spelling of 4725661722 in words is "four billion, seven hundred twenty-five million, six hundred sixty-one thousand, seven hundred twenty-two".