4721385885 has 32 divisors (see below), whose sum is σ = 7608964608. Its totient is φ = 2499893760.

The previous prime is 4721385871. The next prime is 4721385899. The reversal of 4721385885 is 5885831274.

It is an interprime number because it is at equal distance from previous prime (4721385871) and next prime (4721385899).

It is not a de Polignac number, because 4721385885 - 2⁴ = 4721385869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1233084 + ... + 1236906.

It is an arithmetic number, because the mean of its divisors is an integer number (237780144).

Almost surely, 2^4721385885 is an apocalyptic number.

It is an amenable number.

4721385885 is a deficient number, since it is larger than the sum of its proper divisors (2887578723).

4721385885 is a wasteful number, since it uses less digits than its factorization.

4721385885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405.

The product of its digits is 2150400, while the sum is 51.

The square root of 4721385885 is about 68712.3415770413. The cubic root of 4721385885 is about 1677.6054658457.

The spelling of 4721385885 in words is "four billion, seven hundred twenty-one million, three hundred eighty-five thousand, eight hundred eighty-five".