84275379239 has 8 divisors (see below), whose sum is σ = 84442112832. Its totient is φ = 84108810240.

The previous prime is 84275379217. The next prime is 84275379257. The reversal of 84275379239 is 93297357248.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84275379239 - 2¹² = 84275375143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84275370239) 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, 1010267 + ... + 1090499.

It is an arithmetic number, because the mean of its divisors is an integer number (10555264104).

Almost surely, 2^84275379239 is an apocalyptic number.

84275379239 is a deficient number, since it is larger than the sum of its proper divisors (166733593).

84275379239 is a wasteful number, since it uses less digits than its factorization.

84275379239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82297.

The product of its digits is 22861440, while the sum is 59.

The spelling of 84275379239 in words is "eighty-four billion, two hundred seventy-five million, three hundred seventy-nine thousand, two hundred thirty-nine".