485795551 has 2 divisors, whose sum is σ = 485795552. Its totient is φ = 485795550.

The previous prime is 485795543. The next prime is 485795599. The reversal of 485795551 is 155597584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485795551 - 2³ = 485795543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 485795495 and 485795504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485795251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242897775 + 242897776.

It is an arithmetic number, because the mean of its divisors is an integer number (242897776).

Almost surely, 2^485795551 is an apocalyptic number.

485795551 is a deficient number, since it is larger than the sum of its proper divisors (1).

485795551 is an equidigital number, since it uses as much as digits as its factorization.

485795551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260000, while the sum is 49.

The square root of 485795551 is about 22040.7701997911. The cubic root of 485795551 is about 786.1121542485.

The spelling of 485795551 in words is "four hundred eighty-five million, seven hundred ninety-five thousand, five hundred fifty-one".