53240185152 has 336 divisors, whose sum is σ = 200275545600. Its totient is φ = 13100590080.

The previous prime is 53240185147. The next prime is 53240185169. The reversal of 53240185152 is 25158104235.

53240185152 is a `hidden beast` number, since 5 + 324 + 0 + 185 + 152 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 811099 + ... + 874277.

Almost surely, 2^53240185152 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 53240185152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100137772800).

53240185152 is an abundant number, since it is smaller than the sum of its proper divisors (147035360448).

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

53240185152 is a wasteful number, since it uses less digits than its factorization.

53240185152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63234 (or 63221 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 53240185152 its reverse (25158104235), we get a palindrome (78398289387).

The spelling of 53240185152 in words is "fifty-three billion, two hundred forty million, one hundred eighty-five thousand, one hundred fifty-two".