18025059124 has 6 divisors (see below), whose sum is σ = 31543853474. Its totient is φ = 9012529560.

The previous prime is 18025059071. The next prime is 18025059131. The reversal of 18025059124 is 42195052081.

It can be written as a sum of positive squares in only one way, i.e., 18004809124 + 20250000 = 134182^2 + 4500^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2253132387 + ... + 2253132394.

Almost surely, 2^18025059124 is an apocalyptic number.

It is an amenable number.

18025059124 is a deficient number, since it is larger than the sum of its proper divisors (13518794350).

18025059124 is a wasteful number, since it uses less digits than its factorization.

18025059124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506264785 (or 4506264783 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 18025059124 in words is "eighteen billion, twenty-five million, fifty-nine thousand, one hundred twenty-four".