53394343043328 has 1080 divisors, whose sum is σ = 194041609622784. Its totient is φ = 14542488576000.

The previous prime is 53394343043309. The next prime is 53394343043329. The reversal of 53394343043328 is 82334034349335.

53394343043328 is a `hidden beast` number, since 5 + 3 + 3 + 9 + 4 + 3 + 4 + 304 + 3 + 328 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (53394343043329) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2110352278 + ... + 2110377578.

Almost surely, 2^{53394343043328} 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 53394343043328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97020804811392).

53394343043328 is an abundant number, since it is smaller than the sum of its proper divisors (140647266579456).

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

53394343043328 is a wasteful number, since it uses less digits than its factorization.

53394343043328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25441 (or 25411 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 54.

The spelling of 53394343043328 in words is "fifty-three trillion, three hundred ninety-four billion, three hundred forty-three million, forty-three thousand, three hundred twenty-eight".