1616435470105 has 4 divisors (see below), whose sum is σ = 1939722564132. Its totient is φ = 1293148376080.

The previous prime is 1616435470087. The next prime is 1616435470193. The reversal of 1616435470105 is 5010745346161.

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

It can be written as a sum of positive squares in 2 ways, for example, as 982977068304 + 633458401801 = 991452^2 + 795901^2 .

It is not a de Polignac number, because 1616435470105 - 2⁷ = 1616435469977 is a prime.

It is a super-2 number, since 2×1616435470105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161643547006 + ... + 161643547015.

It is an arithmetic number, because the mean of its divisors is an integer number (484930641033).

Almost surely, 2^{1616435470105} is an apocalyptic number.

It is an amenable number.

1616435470105 is a deficient number, since it is larger than the sum of its proper divisors (323287094027).

1616435470105 is an equidigital number, since it uses as much as digits as its factorization.

1616435470105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323287094026.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 1616435470105 in words is "one trillion, six hundred sixteen billion, four hundred thirty-five million, four hundred seventy thousand, one hundred five".