4999271280 has 160 divisors (see below), whose sum is σ = 16004553024. Its totient is φ = 1289945088.

The previous prime is 4999271261. The next prime is 4999271293. The reversal of 4999271280 is 821729994.

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, 1712382 + ... + 1715298.

Almost surely, 2^4999271280 is an apocalyptic number.

4999271280 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 4999271280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8002276512).

4999271280 is an abundant number, since it is smaller than the sum of its proper divisors (11005281744).

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

4999271280 is a wasteful number, since it uses less digits than its factorization.

4999271280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163 (or 3157 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 51.

The square root of 4999271280 is about 70705.5251023567. The cubic root of 4999271280 is about 1709.8928697291.

The spelling of 4999271280 in words is "four billion, nine hundred ninety-nine million, two hundred seventy-one thousand, two hundred eighty".