18225925046 has 192 divisors, whose sum is σ = 36924180480. Its totient is φ = 6685701120.

The previous prime is 18225925043. The next prime is 18225925093. The reversal of 18225925046 is 64052952281.

It is a junction number, because it is equal to n+sod(n) for n = 18225924988 and 18225925006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18225925043) by changing a digit.

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 in 95 ways as a sum of consecutive naturals, for example, 64402421 + ... + 64402703.

It is an arithmetic number, because the mean of its divisors is an integer number (192313440).

Almost surely, 2^18225925046 is an apocalyptic number.

18225925046 is an abundant number, since it is smaller than the sum of its proper divisors (18698255434).

18225925046 is a wasteful number, since it uses less digits than its factorization.

18225925046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 18225925046 in words is "eighteen billion, two hundred twenty-five million, nine hundred twenty-five thousand, forty-six".