18416257689082 has 64 divisors (see below), whose sum is σ = 31801804554240. Its totient is φ = 7910448595200.

The previous prime is 18416257689077. The next prime is 18416257689083. The reversal of 18416257689082 is 28098675261481.

It is a junction number, because it is equal to n+sod(n) for n = 18416257688999 and 18416257689017.

It is not an unprimeable number, because it can be changed into a prime (18416257689083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1250842173 + ... + 1250856895.

It is an arithmetic number, because the mean of its divisors is an integer number (496903196160).

Almost surely, 2^{18416257689082} is an apocalyptic number.

18416257689082 is a deficient number, since it is larger than the sum of its proper divisors (13385546865158).

18416257689082 is a wasteful number, since it uses less digits than its factorization.

18416257689082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22099.

The product of its (nonzero) digits is 92897280, while the sum is 67.

The spelling of 18416257689082 in words is "eighteen trillion, four hundred sixteen billion, two hundred fifty-seven million, six hundred eighty-nine thousand, eighty-two".