83379575571 has 16 divisors (see below), whose sum is σ = 114101919360. Its totient is φ = 54129620160.

The previous prime is 83379575569. The next prime is 83379575593. The reversal of 83379575571 is 17557597338.

It is a happy number.

It is not a de Polignac number, because 83379575571 - 2¹ = 83379575569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83379575501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 933666 + ... + 1019063.

It is an arithmetic number, because the mean of its divisors is an integer number (7131369960).

Almost surely, 2^83379575571 is an apocalyptic number.

83379575571 is a deficient number, since it is larger than the sum of its proper divisors (30722343789).

83379575571 is a wasteful number, since it uses less digits than its factorization.

83379575571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953106.

The product of its digits is 27783000, while the sum is 60.

The spelling of 83379575571 in words is "eighty-three billion, three hundred seventy-nine million, five hundred seventy-five thousand, five hundred seventy-one".