18099456200085 has 48 divisors (see below), whose sum is σ = 31376575368000. Its totient is φ = 8905254838272.

The previous prime is 18099456200069. The next prime is 18099456200101. The reversal of 18099456200085 is 58000265499081.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (18099456200069) and next prime (18099456200101).

It is not a de Polignac number, because 18099456200085 - 2⁴ = 18099456200069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18099456199998 and 18099456200034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2205781 + ... + 6408149.

It is an arithmetic number, because the mean of its divisors is an integer number (653678653500).

Almost surely, 2^{18099456200085} is an apocalyptic number.

18099456200085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

18099456200085 is a deficient number, since it is larger than the sum of its proper divisors (13277119167915).

18099456200085 is a wasteful number, since it uses less digits than its factorization.

18099456200085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4204102 (or 4204089 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 18099456200085 in words is "eighteen trillion, ninety-nine billion, four hundred fifty-six million, two hundred thousand, eighty-five".