2103560426340 has 192 divisors, whose sum is σ = 6575516236800. Its totient is φ = 558285944832.

The previous prime is 2103560426309. The next prime is 2103560426413. The reversal of 2103560426340 is 436240653012.

2103560426340 is a `hidden beast` number, since 2 + 1 + 0 + 3 + 5 + 604 + 2 + 6 + 3 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2103560426295 and 2103560426304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 306772192 + ... + 306779048.

It is an arithmetic number, because the mean of its divisors is an integer number (34247480400).

Almost surely, 2^{2103560426340} is an apocalyptic number.

2103560426340 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 2103560426340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3287758118400).

2103560426340 is an abundant number, since it is smaller than the sum of its proper divisors (4471955810460).

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

2103560426340 is a wasteful number, since it uses less digits than its factorization.

2103560426340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491 (or 9483 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 2103560426340 in words is "two trillion, one hundred three billion, five hundred sixty million, four hundred twenty-six thousand, three hundred forty".