53236433887000 has 512 divisors, whose sum is σ = 165327024844800. Its totient is φ = 15572362752000.

The previous prime is 53236433886983. The next prime is 53236433887003. The reversal of 53236433887000 is 78833463235.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53236433887003) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 70513509 + ... + 71264491.

It is an arithmetic number, because the mean of its divisors is an integer number (322904345400).

Almost surely, 2^{53236433887000} is an apocalyptic number.

53236433887000 is a gapful number since it is divisible by the number (50) 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 53236433887000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82663512422400).

53236433887000 is an abundant number, since it is smaller than the sum of its proper divisors (112090590957800).

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

53236433887000 is a wasteful number, since it uses less digits than its factorization.

53236433887000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751084 (or 751070 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 53236433887000 in words is "fifty-three trillion, two hundred thirty-six billion, four hundred thirty-three million, eight hundred eighty-seven thousand".