4721888345 has 8 divisors (see below), whose sum is σ = 5689975680. Its totient is φ = 3761704240.

The previous prime is 4721888309. The next prime is 4721888357. The reversal of 4721888345 is 5438881274.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4721888345 - 2²⁴ = 4705111129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4721888293 and 4721888302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1974491 + ... + 1976880.

It is an arithmetic number, because the mean of its divisors is an integer number (711246960).

Almost surely, 2^4721888345 is an apocalyptic number.

It is an amenable number.

4721888345 is a deficient number, since it is larger than the sum of its proper divisors (968087335).

4721888345 is a wasteful number, since it uses less digits than its factorization.

4721888345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951615.

The product of its digits is 1720320, while the sum is 50.

The square root of 4721888345 is about 68715.9977370627. The cubic root of 4721888345 is about 1677.6649751905.

The spelling of 4721888345 in words is "four billion, seven hundred twenty-one million, eight hundred eighty-eight thousand, three hundred forty-five".