13820484587 has 16 divisors (see below), whose sum is σ = 17114200320. Its totient is φ = 10867792032.

The previous prime is 13820484497. The next prime is 13820484593. The reversal of 13820484587 is 78548402831.

It is a cyclic number.

It is not a de Polignac number, because 13820484587 - 2²² = 13816290283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13820484487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451037 + ... + 480702.

It is an arithmetic number, because the mean of its divisors is an integer number (1069637520).

Almost surely, 2^13820484587 is an apocalyptic number.

13820484587 is a deficient number, since it is larger than the sum of its proper divisors (3293715733).

13820484587 is a wasteful number, since it uses less digits than its factorization.

13820484587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931922.

The product of its (nonzero) digits is 1720320, while the sum is 50.

The spelling of 13820484587 in words is "thirteen billion, eight hundred twenty million, four hundred eighty-four thousand, five hundred eighty-seven".