4855464620381 has 2 divisors, whose sum is σ = 4855464620382. Its totient is φ = 4855464620380.

The previous prime is 4855464620263. The next prime is 4855464620401. The reversal of 4855464620381 is 1830264645584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2805725500900 + 2049739119481 = 1675030^2 + 1431691^2 .

It is a cyclic number.

It is not a de Polignac number, because 4855464620381 - 2³⁴ = 4838284751197 is a prime.

It is a super-2 number, since 2×4855464620381² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4855464620081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2427732310190 + 2427732310191.

It is an arithmetic number, because the mean of its divisors is an integer number (2427732310191).

Almost surely, 2^{4855464620381} is an apocalyptic number.

It is an amenable number.

4855464620381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4855464620381 is an equidigital number, since it uses as much as digits as its factorization.

4855464620381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22118400, while the sum is 56.

The spelling of 4855464620381 in words is "four trillion, eight hundred fifty-five billion, four hundred sixty-four million, six hundred twenty thousand, three hundred eighty-one".