2219581541357 has 2 divisors, whose sum is σ = 2219581541358. Its totient is φ = 2219581541356.

The previous prime is 2219581541351. The next prime is 2219581541423. The reversal of 2219581541357 is 7531451859122.

2219581541357 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., 2096339119876 + 123242421481 = 1447874^2 + 351059^2 .

It is a cyclic number.

It is not a de Polignac number, because 2219581541357 - 2⁶ = 2219581541293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2219581541299 and 2219581541308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2219581541351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1109790770678 + 1109790770679.

It is an arithmetic number, because the mean of its divisors is an integer number (1109790770679).

Almost surely, 2^{2219581541357} is an apocalyptic number.

It is an amenable number.

2219581541357 is a deficient number, since it is larger than the sum of its proper divisors (1).

2219581541357 is an equidigital number, since it uses as much as digits as its factorization.

2219581541357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 53.

The spelling of 2219581541357 in words is "two trillion, two hundred nineteen billion, five hundred eighty-one million, five hundred forty-one thousand, three hundred fifty-seven".