53389225849536 has 336 divisors, whose sum is σ = 159523114942464. Its totient is φ = 17704037984256.

The previous prime is 53389225849529. The next prime is 53389225849637. The reversal of 53389225849536 is 63594852298335.

53389225849536 is a `hidden beast` number, since 5 + 3 + 3 + 8 + 9 + 2 + 2 + 5 + 84 + 9 + 536 = 666.

It is a super-4 number, since 4×53389225849536⁴ (a number of 56 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 5767439020 + ... + 5767448276.

It is an arithmetic number, because the mean of its divisors is an integer number (474771175424).

Almost surely, 2^{53389225849536} 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 53389225849536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79761557471232).

53389225849536 is an abundant number, since it is smaller than the sum of its proper divisors (106133889092928).

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

53389225849536 is a wasteful number, since it uses less digits than its factorization.

53389225849536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11170 (or 11148 counting only the distinct ones).

The product of its digits is 1679616000, while the sum is 72.

The spelling of 53389225849536 in words is "fifty-three trillion, three hundred eighty-nine billion, two hundred twenty-five million, eight hundred forty-nine thousand, five hundred thirty-six".