3634421799061 has 2 divisors, whose sum is σ = 3634421799062. Its totient is φ = 3634421799060.

The previous prime is 3634421799049. The next prime is 3634421799119. The reversal of 3634421799061 is 1609971244363.

3634421799061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2398502664100 + 1235919134961 = 1548710^2 + 1111719^2 .

It is an emirp because it is prime and its reverse (1609971244363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3634421799061 - 2¹³ = 3634421790869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3634421798993 and 3634421799011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3634421791061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817210899530 + 1817210899531.

It is an arithmetic number, because the mean of its divisors is an integer number (1817210899531).

Almost surely, 2^{3634421799061} is an apocalyptic number.

It is an amenable number.

3634421799061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3634421799061 is an equidigital number, since it uses as much as digits as its factorization.

3634421799061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The spelling of 3634421799061 in words is "three trillion, six hundred thirty-four billion, four hundred twenty-one million, seven hundred ninety-nine thousand, sixty-one".