1679591959771 has 8 divisors (see below), whose sum is σ = 1859629633344. Its totient is φ = 1504112202120.

The previous prime is 1679591959729. The next prime is 1679591959823. The reversal of 1679591959771 is 1779591959761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1679591959771 - 2²⁹ = 1679055088859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1679591459771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1139478205 + ... + 1139479678.

It is an arithmetic number, because the mean of its divisors is an integer number (232453704168).

Almost surely, 2^{1679591959771} is an apocalyptic number.

1679591959771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1679591959771 is a deficient number, since it is larger than the sum of its proper divisors (180037673573).

1679591959771 is a wasteful number, since it uses less digits than its factorization.

1679591959771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278957961.

The product of its digits is 337563450, while the sum is 76.

It can be divided in two parts, 1679591 and 959771, that added together give a palindrome (2639362).

The spelling of 1679591959771 in words is "one trillion, six hundred seventy-nine billion, five hundred ninety-one million, nine hundred fifty-nine thousand, seven hundred seventy-one".