8455123450368 has 800 divisors, whose sum is σ = 29237061351168. Its totient is φ = 2382815232000.

The previous prime is 8455123450327. The next prime is 8455123450373. The reversal of 8455123450368 is 8630543215548.

8455123450368 is a `hidden beast` number, since 8 + 4 + 5 + 5 + 123 + 4 + 503 + 6 + 8 = 666.

It is a super-2 number, since 2×8455123450368² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13399561413 + ... + 13399562043.

Almost surely, 2^{8455123450368} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8455123450368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14618530675584).

8455123450368 is an abundant number, since it is smaller than the sum of its proper divisors (20781937900800).

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

8455123450368 is a wasteful number, since it uses less digits than its factorization.

8455123450368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226 (or 1201 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 8455123450368 in words is "eight trillion, four hundred fifty-five billion, one hundred twenty-three million, four hundred fifty thousand, three hundred sixty-eight".