2264884500821 has 2 divisors, whose sum is σ = 2264884500822. Its totient is φ = 2264884500820.

The previous prime is 2264884500737. The next prime is 2264884500839. The reversal of 2264884500821 is 1280054884622.

2264884500821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1673623466596 + 591261034225 = 1293686^2 + 768935^2 .

It is a cyclic number.

It is not a de Polignac number, because 2264884500821 - 2¹⁰ = 2264884499797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2264884500821.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2264884500121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132442250410 + 1132442250411.

It is an arithmetic number, because the mean of its divisors is an integer number (1132442250411).

Almost surely, 2^{2264884500821} is an apocalyptic number.

It is an amenable number.

2264884500821 is a deficient number, since it is larger than the sum of its proper divisors (1).

2264884500821 is an equidigital number, since it uses as much as digits as its factorization.

2264884500821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1966080, while the sum is 50.

The spelling of 2264884500821 in words is "two trillion, two hundred sixty-four billion, eight hundred eighty-four million, five hundred thousand, eight hundred twenty-one".