162818227783 has 2 divisors, whose sum is σ = 162818227784. Its totient is φ = 162818227782.

The previous prime is 162818227777. The next prime is 162818227837. The reversal of 162818227783 is 387722818261.

Together with next prime (162818227837) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162818227783 - 2¹⁷ = 162818096711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162818227283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81409113891 + 81409113892.

It is an arithmetic number, because the mean of its divisors is an integer number (81409113892).

Almost surely, 2^162818227783 is an apocalyptic number.

162818227783 is a deficient number, since it is larger than the sum of its proper divisors (1).

162818227783 is an equidigital number, since it uses as much as digits as its factorization.

162818227783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3612672, while the sum is 55.

The spelling of 162818227783 in words is "one hundred sixty-two billion, eight hundred eighteen million, two hundred twenty-seven thousand, seven hundred eighty-three".