1705640000163 has 32 divisors (see below), whose sum is σ = 2500121555712. Its totient is φ = 1025726707200.

The previous prime is 1705640000153. The next prime is 1705640000173. The reversal of 1705640000163 is 3610000465071.

It is an interprime number because it is at equal distance from previous prime (1705640000153) and next prime (1705640000173).

It is not a de Polignac number, because 1705640000163 - 2¹⁷ = 1705639869091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1705640000153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80470695 + ... + 80491887.

It is an arithmetic number, because the mean of its divisors is an integer number (78128798616).

Almost surely, 2^{1705640000163} is an apocalyptic number.

1705640000163 is a deficient number, since it is larger than the sum of its proper divisors (794481555549).

1705640000163 is a wasteful number, since it uses less digits than its factorization.

1705640000163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39955.

The product of its (nonzero) digits is 15120, while the sum is 33.

The spelling of 1705640000163 in words is "one trillion, seven hundred five billion, six hundred forty million, one hundred sixty-three", and thus it is an aban number.