5120771040 has 288 divisors, whose sum is σ = 21787024896. Its totient is φ = 1064033280.

The previous prime is 5120771039. The next prime is 5120771099. The reversal of 5120771040 is 401770215.

It is a tau number, because it is divible by the number of its divisors (288).

It is a junction number, because it is equal to n+sod(n) for n = 5120770995 and 5120771013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87789 + ... + 133971.

It is an arithmetic number, because the mean of its divisors is an integer number (75649392).

Almost surely, 2^5120771040 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 5120771040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10893512448).

5120771040 is an abundant number, since it is smaller than the sum of its proper divisors (16666253856).

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

5120771040 is a wasteful number, since it uses less digits than its factorization.

5120771040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46222 (or 46211 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 5120771040 is about 71559.5628829579. The cubic root of 5120771040 is about 1723.6342661892.

The spelling of 5120771040 in words is "five billion, one hundred twenty million, seven hundred seventy-one thousand, forty".