18429048256 has 56 divisors (see below), whose sum is σ = 36799422464. Its totient is φ = 9156913920.

The previous prime is 18429048251. The next prime is 18429048293. The reversal of 18429048256 is 65284092481.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18429048251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14142901 + ... + 14144203.

It is an arithmetic number, because the mean of its divisors is an integer number (657132544).

Almost surely, 2^18429048256 is an apocalyptic number.

18429048256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18429048256 is a deficient number, since it is larger than the sum of its proper divisors (18370374208).

18429048256 is a wasteful number, since it uses less digits than its factorization.

18429048256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529 (or 2519 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 18429048256 in words is "eighteen billion, four hundred twenty-nine million, forty-eight thousand, two hundred fifty-six".