20084349171607 has 4 divisors (see below), whose sum is σ = 22953541910416. Its totient is φ = 17215156432800.

The previous prime is 20084349171581. The next prime is 20084349171613. The reversal of 20084349171607 is 70617194348002.

It is a happy number.

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 20084349171607 - 2²³ = 20084340782999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20084349171647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434596369394 + ... + 1434596369407.

It is an arithmetic number, because the mean of its divisors is an integer number (5738385477604).

Almost surely, 2^{20084349171607} is an apocalyptic number.

20084349171607 is a deficient number, since it is larger than the sum of its proper divisors (2869192738809).

20084349171607 is an equidigital number, since it uses as much as digits as its factorization.

20084349171607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869192738808.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 20084349171607 in words is "twenty trillion, eighty-four billion, three hundred forty-nine million, one hundred seventy-one thousand, six hundred seven".