18476760375216 has 240 divisors, whose sum is σ = 61010091166752. Its totient is φ = 5146141593600.

The previous prime is 18476760375197. The next prime is 18476760375257. The reversal of 18476760375216 is 61257306767481.

18476760375216 is a `hidden beast` number, since 1 + 8 + 4 + 7 + 6 + 7 + 603 + 7 + 5 + 2 + 16 = 666.

It is a super-2 number, since 2×18476760375216² (a number of 27 digits) contains 22 as substring.

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, 2872446 + ... + 6723426.

Almost surely, 2^{18476760375216} is an apocalyptic number.

18476760375216 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 18476760375216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30505045583376).

18476760375216 is an abundant number, since it is smaller than the sum of its proper divisors (42533330791536).

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

18476760375216 is a wasteful number, since it uses less digits than its factorization.

18476760375216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3851252 (or 3851243 counting only the distinct ones).

The product of its (nonzero) digits is 71124480, while the sum is 63.

The spelling of 18476760375216 in words is "eighteen trillion, four hundred seventy-six billion, seven hundred sixty million, three hundred seventy-five thousand, two hundred sixteen".