20344650601441 has 2 divisors, whose sum is σ = 20344650601442. Its totient is φ = 20344650601440.

The previous prime is 20344650601433. The next prime is 20344650601487. The reversal of 20344650601441 is 14410605644302.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16790973187041 + 3553677414400 = 4097679^2 + 1885120^2 .

It is a cyclic number.

It is not a de Polignac number, because 20344650601441 - 2³ = 20344650601433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20344650601394 and 20344650601403.

It is not a weakly prime, because it can be changed into another prime (20344650605441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10172325300720 + 10172325300721.

It is an arithmetic number, because the mean of its divisors is an integer number (10172325300721).

Almost surely, 2^{20344650601441} is an apocalyptic number.

It is an amenable number.

20344650601441 is a deficient number, since it is larger than the sum of its proper divisors (1).

20344650601441 is an equidigital number, since it uses as much as digits as its factorization.

20344650601441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 20344650601441 in words is "twenty trillion, three hundred forty-four billion, six hundred fifty million, six hundred one thousand, four hundred forty-one".