13453530450 has 96 divisors (see below), whose sum is σ = 35179444800. Its totient is φ = 3393112320.

The previous prime is 13453530413. The next prime is 13453530487. The reversal of 13453530450 is 5403535431.

It is an interprime number because it is at equal distance from previous prime (13453530413) and next prime (13453530487).

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, 1857436 + ... + 1864664.

It is an arithmetic number, because the mean of its divisors is an integer number (366452550).

Almost surely, 2^13453530450 is an apocalyptic number.

13453530450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13453530450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17589722400).

13453530450 is an abundant number, since it is smaller than the sum of its proper divisors (21725914350).

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

13453530450 is a wasteful number, since it uses less digits than its factorization.

13453530450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7916 (or 7911 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 13453530450 in words is "thirteen billion, four hundred fifty-three million, five hundred thirty thousand, four hundred fifty".