82304487427 has 4 divisors (see below), whose sum is σ = 82333298296. Its totient is φ = 82275676560.

The previous prime is 82304487403. The next prime is 82304487491. The reversal of 82304487427 is 72478440328.

It is a happy number.

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 82304487427 - 2¹⁹ = 82303963139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82304487227) 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, 14401149 + ... + 14406862.

It is an arithmetic number, because the mean of its divisors is an integer number (20583324574).

Almost surely, 2^82304487427 is an apocalyptic number.

82304487427 is a deficient number, since it is larger than the sum of its proper divisors (28810869).

82304487427 is a wasteful number, since it uses less digits than its factorization.

82304487427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28810868.

The product of its (nonzero) digits is 2408448, while the sum is 49.

The spelling of 82304487427 in words is "eighty-two billion, three hundred four million, four hundred eighty-seven thousand, four hundred twenty-seven".