2520231560 has 192 divisors, whose sum is σ = 7227964800. Its totient is φ = 774005760.

The previous prime is 2520231547. The next prime is 2520231577. The reversal of 2520231560 is 651320252.

2520231560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2472731 + ... + 2473749.

It is an arithmetic number, because the mean of its divisors is an integer number (37645650).

Almost surely, 2^2520231560 is an apocalyptic number.

2520231560 is a gapful number since it is divisible by the number (20) 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 2520231560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3613982400).

2520231560 is an abundant number, since it is smaller than the sum of its proper divisors (4707733240).

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

2520231560 is a wasteful number, since it uses less digits than its factorization.

2520231560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2520231560 is about 50201.9079318705. The cubic root of 2520231560 is about 1360.8601032783.

The spelling of 2520231560 in words is "two billion, five hundred twenty million, two hundred thirty-one thousand, five hundred sixty".