6423894296352 has 480 divisors, whose sum is σ = 21430119110400. Its totient is φ = 1871369920512.

The previous prime is 6423894296317. The next prime is 6423894296363. The reversal of 6423894296352 is 2536924983246.

6423894296352 is a `hidden beast` number, since 6 + 4 + 23 + 89 + 429 + 63 + 52 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6423894296352.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1996857048 + ... + 1996860264.

It is an arithmetic number, because the mean of its divisors is an integer number (44646081480).

Almost surely, 2^{6423894296352} 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 6423894296352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10715059555200).

6423894296352 is an abundant number, since it is smaller than the sum of its proper divisors (15006224814048).

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

6423894296352 is a wasteful number, since it uses less digits than its factorization.

6423894296352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6390 (or 6373 counting only the distinct ones).

The product of its digits is 134369280, while the sum is 63.

The spelling of 6423894296352 in words is "six trillion, four hundred twenty-three billion, eight hundred ninety-four million, two hundred ninety-six thousand, three hundred fifty-two".