82861394422 has 8 divisors (see below), whose sum is σ = 124986461400. Its totient is φ = 41199240624.

The previous prime is 82861394393. The next prime is 82861394423. The reversal of 82861394422 is 22449316828.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82861394423) 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, 115727847 + ... + 115728562.

It is an arithmetic number, because the mean of its divisors is an integer number (15623307675).

Almost surely, 2^82861394422 is an apocalyptic number.

82861394422 is a deficient number, since it is larger than the sum of its proper divisors (42125066978).

82861394422 is a wasteful number, since it uses less digits than its factorization.

82861394422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231456590.

The product of its digits is 1327104, while the sum is 49.

The spelling of 82861394422 in words is "eighty-two billion, eight hundred sixty-one million, three hundred ninety-four thousand, four hundred twenty-two".