2453345520 has 160 divisors (see below), whose sum is σ = 7736290560. Its totient is φ = 643061760.

The previous prime is 2453345483. The next prime is 2453345533. The reversal of 2453345520 is 255433542.

It is a happy number.

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, 7069987 + ... + 7070333.

It is an arithmetic number, because the mean of its divisors is an integer number (48351816).

Almost surely, 2^2453345520 is an apocalyptic number.

2453345520 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 2453345520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3868145280).

2453345520 is an abundant number, since it is smaller than the sum of its proper divisors (5282945040).

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

2453345520 is a wasteful number, since it uses less digits than its factorization.

2453345520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 2453345520 is about 49531.2580094631. The cubic root of 2453345520 is about 1348.7130891204.

The spelling of 2453345520 in words is "two billion, four hundred fifty-three million, three hundred forty-five thousand, five hundred twenty".