20344527103841 has 2 divisors, whose sum is σ = 20344527103842. Its totient is φ = 20344527103840.

The previous prime is 20344527103829. The next prime is 20344527103903. The reversal of 20344527103841 is 14830172544302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19511832528400 + 832694575441 = 4417220^2 + 912521^2 .

It is a cyclic number.

It is not a de Polignac number, because 20344527103841 - 2²² = 20344522909537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20344527103792 and 20344527103801.

It is not a weakly prime, because it can be changed into another prime (20344527103441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10172263551920 + 10172263551921.

It is an arithmetic number, because the mean of its divisors is an integer number (10172263551921).

Almost surely, 2^{20344527103841} is an apocalyptic number.

It is an amenable number.

20344527103841 is a deficient number, since it is larger than the sum of its proper divisors (1).

20344527103841 is an equidigital number, since it uses as much as digits as its factorization.

20344527103841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 20344527103841 in words is "twenty trillion, three hundred forty-four billion, five hundred twenty-seven million, one hundred three thousand, eight hundred forty-one".