162477853817 has 2 divisors, whose sum is σ = 162477853818. Its totient is φ = 162477853816.

The previous prime is 162477853793. The next prime is 162477853823. The reversal of 162477853817 is 718358774261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162476711056 + 1142761 = 403084^2 + 1069^2 .

It is a cyclic number.

It is not a de Polignac number, because 162477853817 - 2²⁶ = 162410744953 is a prime.

It is not a weakly prime, because it can be changed into another prime (162477853847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81238926908 + 81238926909.

It is an arithmetic number, because the mean of its divisors is an integer number (81238926909).

Almost surely, 2^162477853817 is an apocalyptic number.

It is an amenable number.

162477853817 is a deficient number, since it is larger than the sum of its proper divisors (1).

162477853817 is an equidigital number, since it uses as much as digits as its factorization.

162477853817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15805440, while the sum is 59.

The spelling of 162477853817 in words is "one hundred sixty-two billion, four hundred seventy-seven million, eight hundred fifty-three thousand, eight hundred seventeen".