119805117855 has 8 divisors (see below), whose sum is σ = 191688188592. Its totient is φ = 63896062848.

The previous prime is 119805117821. The next prime is 119805117857. The reversal of 119805117855 is 558711508911.

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

It is not a de Polignac number, because 119805117855 - 2¹⁵ = 119805085087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 119805117798 and 119805117807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119805117857) 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, 3993503914 + ... + 3993503943.

It is an arithmetic number, because the mean of its divisors is an integer number (23961023574).

Almost surely, 2^119805117855 is an apocalyptic number.

119805117855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

119805117855 is a deficient number, since it is larger than the sum of its proper divisors (71883070737).

119805117855 is an equidigital number, since it uses as much as digits as its factorization.

119805117855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987007865.

The product of its (nonzero) digits is 504000, while the sum is 51.

The spelling of 119805117855 in words is "one hundred nineteen billion, eight hundred five million, one hundred seventeen thousand, eight hundred fifty-five".