28482219524 has 18 divisors (see below), whose sum is σ = 54787080222. Its totient is φ = 12946463200.

The previous prime is 28482219523. The next prime is 28482219569. The reversal of 28482219524 is 42591228482.

It can be written as a sum of positive squares in only one way, i.e., 27450525124 + 1031694400 = 165682^2 + 32120^2 .

It is a super-2 number, since 2×28482219524² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (28482219523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29423297 + ... + 29424264.

It is an arithmetic number, because the mean of its divisors is an integer number (3043726679).

Almost surely, 2^28482219524 is an apocalyptic number.

It is an amenable number.

28482219524 is a deficient number, since it is larger than the sum of its proper divisors (26304860698).

28482219524 is a wasteful number, since it uses less digits than its factorization.

28482219524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58847587 (or 58847574 counting only the distinct ones).

The product of its digits is 737280, while the sum is 47.

The spelling of 28482219524 in words is "twenty-eight billion, four hundred eighty-two million, two hundred nineteen thousand, five hundred twenty-four".