83828199955 has 4 divisors (see below), whose sum is σ = 100593839952. Its totient is φ = 67062559960.

The previous prime is 83828199953. The next prime is 83828200031. The reversal of 83828199955 is 55999182838.

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

It is not a de Polignac number, because 83828199955 - 2¹ = 83828199953 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83828199953) 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, 8382819991 + ... + 8382820000.

It is an arithmetic number, because the mean of its divisors is an integer number (25148459988).

Almost surely, 2^83828199955 is an apocalyptic number.

83828199955 is a deficient number, since it is larger than the sum of its proper divisors (16765639997).

83828199955 is a wasteful number, since it uses less digits than its factorization.

83828199955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16765639996.

The product of its digits is 55987200, while the sum is 67.

The spelling of 83828199955 in words is "eighty-three billion, eight hundred twenty-eight million, one hundred ninety-nine thousand, nine hundred fifty-five".