2481317520 has 160 divisors (see below), whose sum is σ = 8419282560. Its totient is φ = 599531520.

The previous prime is 2481317479. The next prime is 2481317551. The reversal of 2481317520 is 257131842.

2481317520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 888286 + ... + 891074.

It is an arithmetic number, because the mean of its divisors is an integer number (52620516).

Almost surely, 2^2481317520 is an apocalyptic number.

2481317520 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 2481317520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4209641280).

2481317520 is an abundant number, since it is smaller than the sum of its proper divisors (5937965040).

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

2481317520 is a wasteful number, since it uses less digits than its factorization.

2481317520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153 (or 3147 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 2481317520 is about 49812.8248546496. The cubic root of 2481317520 is about 1353.8195480640.

The spelling of 2481317520 in words is "two billion, four hundred eighty-one million, three hundred seventeen thousand, five hundred twenty".