2103854517360 has 560 divisors, whose sum is σ = 7863826861440. Its totient is φ = 521322946560.

The previous prime is 2103854517313. The next prime is 2103854517389. The reversal of 2103854517360 is 637154583012.

It is a happy number.

2103854517360 is a `hidden beast` number, since 2 + 1 + 0 + 38 + 545 + 1 + 73 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 78310330 + ... + 78337190.

Almost surely, 2^{2103854517360} is an apocalyptic number.

2103854517360 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 2103854517360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3931913430720).

2103854517360 is an abundant number, since it is smaller than the sum of its proper divisors (5759972344080).

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

2103854517360 is a wasteful number, since it uses less digits than its factorization.

2103854517360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26988 (or 26967 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 2103854517360 in words is "two trillion, one hundred three billion, eight hundred fifty-four million, five hundred seventeen thousand, three hundred sixty".