18107025043536 has 1120 divisors, whose sum is σ = 65879090968320. Its totient is φ = 4734277632000.

The previous prime is 18107025043529. The next prime is 18107025043543. The reversal of 18107025043536 is 63534052070181.

It is a happy number.

18107025043536 is a `hidden beast` number, since 1 + 8 + 1 + 0 + 70 + 2 + 5 + 0 + 43 + 536 = 666.

It is an interprime number because it is at equal distance from previous prime (18107025043529) and next prime (18107025043543).

It is a junction number, because it is equal to n+sod(n) for n = 18107025043491 and 18107025043500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 4281630670 + ... + 4281634898.

It is an arithmetic number, because the mean of its divisors is an integer number (58820616936).

Almost surely, 2^{18107025043536} is an apocalyptic number.

18107025043536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18107025043536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32939545484160).

18107025043536 is an abundant number, since it is smaller than the sum of its proper divisors (47772065924784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18107025043536 is a wasteful number, since it uses less digits than its factorization.

18107025043536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447 (or 4426 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 18107025043536 in words is "eighteen trillion, one hundred seven billion, twenty-five million, forty-three thousand, five hundred thirty-six".