485385390013 has 2 divisors, whose sum is σ = 485385390014. Its totient is φ = 485385390012.

The previous prime is 485385389969. The next prime is 485385390023. The reversal of 485385390013 is 310093583584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449172061209 + 36213328804 = 670203^2 + 190298^2 .

It is a cyclic number.

It is not a de Polignac number, because 485385390013 - 2²⁵ = 485351835581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485385390023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242692695006 + 242692695007.

It is an arithmetic number, because the mean of its divisors is an integer number (242692695007).

Almost surely, 2^485385390013 is an apocalyptic number.

It is an amenable number.

485385390013 is a deficient number, since it is larger than the sum of its proper divisors (1).

485385390013 is an equidigital number, since it uses as much as digits as its factorization.

485385390013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 485385390013 in words is "four hundred eighty-five billion, three hundred eighty-five million, three hundred ninety thousand, thirteen".