4885111840 has 144 divisors (see below), whose sum is σ = 14215447512. Its totient is φ = 1576329216.

The previous prime is 4885111837. The next prime is 4885111921. The reversal of 4885111840 is 481115884.

It can be written as a sum of positive squares in 4 ways, for example, as 4259911824 + 625200016 = 65268^2 + 25004^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4885111793 and 4885111802.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114954 + ... + 151606.

Almost surely, 2^4885111840 is an apocalyptic number.

4885111840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4885111840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7107723756).

4885111840 is an abundant number, since it is smaller than the sum of its proper divisors (9330335672).

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

4885111840 is a wasteful number, since it uses less digits than its factorization.

4885111840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36699 (or 36684 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 40.

The square root of 4885111840 is about 69893.5750981448. The cubic root of 4885111840 is about 1696.7772669931. Note that the first 3 decimals are identical.

The spelling of 4885111840 in words is "four billion, eight hundred eighty-five million, one hundred eleven thousand, eight hundred forty".