1628495559167 has 4 divisors (see below), whose sum is σ = 1672508952696. Its totient is φ = 1584482165640.

The previous prime is 1628495559161. The next prime is 1628495559169. The reversal of 1628495559167 is 7619555948261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1628495559167 - 2²⁸ = 1628227123711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1628495559097 and 1628495559106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1628495559161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22006696709 + ... + 22006696782.

It is an arithmetic number, because the mean of its divisors is an integer number (418127238174).

Almost surely, 2^{1628495559167} is an apocalyptic number.

1628495559167 is a deficient number, since it is larger than the sum of its proper divisors (44013393529).

1628495559167 is an equidigital number, since it uses as much as digits as its factorization.

1628495559167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44013393528.

The product of its digits is 163296000, while the sum is 68.

The spelling of 1628495559167 in words is "one trillion, six hundred twenty-eight billion, four hundred ninety-five million, five hundred fifty-nine thousand, one hundred sixty-seven".