3051040520 has 128 divisors (see below), whose sum is σ = 7934976000. Its totient is φ = 1044161280.

The previous prime is 3051040519. The next prime is 3051040523. The reversal of 3051040520 is 250401503.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3051040492 and 3051040501.

It is not an unprimeable number, because it can be changed into a prime (3051040523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1361561 + ... + 1363799.

It is an arithmetic number, because the mean of its divisors is an integer number (61992000).

Almost surely, 2^3051040520 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 3051040520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3967488000).

3051040520 is an abundant number, since it is smaller than the sum of its proper divisors (4883935480).

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

3051040520 is a wasteful number, since it uses less digits than its factorization.

3051040520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443 (or 2439 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 3051040520 is about 55236.2247080664. The cubic root of 3051040520 is about 1450.3828588691.

The spelling of 3051040520 in words is "three billion, fifty-one million, forty thousand, five hundred twenty".