2103452602440 has 256 divisors, whose sum is σ = 7510605120000. Its totient is φ = 461093928960.

The previous prime is 2103452602351. The next prime is 2103452602441. The reversal of 2103452602440 is 442062543012.

It is not an unprimeable number, because it can be changed into a prime (2103452602441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3339880 + ... + 3919400.

It is an arithmetic number, because the mean of its divisors is an integer number (29338301250).

Almost surely, 2^{2103452602440} is an apocalyptic number.

2103452602440 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 2103452602440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3755302560000).

2103452602440 is an abundant number, since it is smaller than the sum of its proper divisors (5407152517560).

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

2103452602440 is a wasteful number, since it uses less digits than its factorization.

2103452602440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579720 (or 579716 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 2103452602440 in words is "two trillion, one hundred three billion, four hundred fifty-two million, six hundred two thousand, four hundred forty".