84982431479 has 4 divisors (see below), whose sum is σ = 92708107080. Its totient is φ = 77256755880.

The previous prime is 84982431403. The next prime is 84982431539. The reversal of 84982431479 is 97413428948.

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

It is a cyclic number.

It is not a de Polignac number, because 84982431479 - 2³² = 80687464183 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 (84982431679) 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, 3862837784 + ... + 3862837805.

It is an arithmetic number, because the mean of its divisors is an integer number (23177026770).

Almost surely, 2^84982431479 is an apocalyptic number.

84982431479 is a deficient number, since it is larger than the sum of its proper divisors (7725675601).

84982431479 is a wasteful number, since it uses less digits than its factorization.

84982431479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7725675600.

The product of its digits is 13934592, while the sum is 59.

The spelling of 84982431479 in words is "eighty-four billion, nine hundred eighty-two million, four hundred thirty-one thousand, four hundred seventy-nine".