4850402128 has 90 divisors (see below), whose sum is σ = 11149639242. Its totient is φ = 2030497920.

The previous prime is 4850402119. The next prime is 4850402191. The reversal of 4850402128 is 8212040584.

It can be written as a sum of positive squares in only one way, i.e., 3357970704 + 1492431424 = 57948^2 + 38632^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4850402093 and 4850402102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11048533 + ... + 11048971.

Almost surely, 2^4850402128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4850402128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5574819621).

4850402128 is an abundant number, since it is smaller than the sum of its proper divisors (6299237114).

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

4850402128 is a wasteful number, since it uses less digits than its factorization.

4850402128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 4850402128 is about 69644.8284368624. The cubic root of 4850402128 is about 1692.7490624149.

The spelling of 4850402128 in words is "four billion, eight hundred fifty million, four hundred two thousand, one hundred twenty-eight".