28183669744 has 10 divisors (see below), whose sum is σ = 54605860160. Its totient is φ = 14091834864.

The previous prime is 28183669673. The next prime is 28183669757. The reversal of 28183669744 is 44796638182.

It is a happy number.

It is a super-2 number, since 2×28183669744² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 880739664 + ... + 880739695.

It is an arithmetic number, because the mean of its divisors is an integer number (5460586016).

Almost surely, 2^28183669744 is an apocalyptic number.

It is an amenable number.

28183669744 is a deficient number, since it is larger than the sum of its proper divisors (26422190416).

28183669744 is a wasteful number, since it uses less digits than its factorization.

28183669744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761479367 (or 1761479361 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 58.

The spelling of 28183669744 in words is "twenty-eight billion, one hundred eighty-three million, six hundred sixty-nine thousand, seven hundred forty-four".