28476545632 has 12 divisors (see below), whose sum is σ = 56063199276. Its totient is φ = 14238272800.

The previous prime is 28476545611. The next prime is 28476545633. The reversal of 28476545632 is 23654567482.

It is a super-2 number, since 2×28476545632² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 28476545632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28476545633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444945994 + ... + 444946057.

It is an arithmetic number, because the mean of its divisors is an integer number (4671933273).

Almost surely, 2^28476545632 is an apocalyptic number.

It is an amenable number.

28476545632 is a deficient number, since it is larger than the sum of its proper divisors (27586653644).

28476545632 is an equidigital number, since it uses as much as digits as its factorization.

28476545632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889892061 (or 889892053 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 52.

The spelling of 28476545632 in words is "twenty-eight billion, four hundred seventy-six million, five hundred forty-five thousand, six hundred thirty-two".