27428466484 has 24 divisors (see below), whose sum is σ = 48172114368. Its totient is φ = 13665062400.

The previous prime is 27428466469. The next prime is 27428466487. The reversal of 27428466484 is 48466482472.

It is a super-2 number, since 2×27428466484² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27428466487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2216017 + ... + 2228359.

It is an arithmetic number, because the mean of its divisors is an integer number (2007171432).

Almost surely, 2^27428466484 is an apocalyptic number.

It is an amenable number.

27428466484 is a deficient number, since it is larger than the sum of its proper divisors (20743647884).

27428466484 is a wasteful number, since it uses less digits than its factorization.

27428466484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14295 (or 14293 counting only the distinct ones).

The product of its digits is 16515072, while the sum is 55.

The spelling of 27428466484 in words is "twenty-seven billion, four hundred twenty-eight million, four hundred sixty-six thousand, four hundred eighty-four".