4493663830261 has 2 divisors, whose sum is σ = 4493663830262. Its totient is φ = 4493663830260.

The previous prime is 4493663830223. The next prime is 4493663830291. The reversal of 4493663830261 is 1620383663944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4391145396036 + 102518434225 = 2095506^2 + 320185^2 .

It is a cyclic number.

It is not a de Polignac number, because 4493663830261 - 2¹³ = 4493663822069 is a prime.

It is a super-3 number, since 3×4493663830261³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4493663830291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2246831915130 + 2246831915131.

It is an arithmetic number, because the mean of its divisors is an integer number (2246831915131).

Almost surely, 2^{4493663830261} is an apocalyptic number.

It is an amenable number.

4493663830261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4493663830261 is an equidigital number, since it uses as much as digits as its factorization.

4493663830261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13436928, while the sum is 55.

The spelling of 4493663830261 in words is "four trillion, four hundred ninety-three billion, six hundred sixty-three million, eight hundred thirty thousand, two hundred sixty-one".