53144305541532 has 36 divisors (see below), whose sum is σ = 134380795623256. Its totient is φ = 17708992549920.

The previous prime is 53144305541507. The next prime is 53144305541539. The reversal of 53144305541532 is 23514550344135.

53144305541532 is a `hidden beast` number, since 5 + 3 + 1 + 4 + 43 + 0 + 554 + 1 + 53 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×53144305541532² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53144305541539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240553219 + ... + 240774042.

Almost surely, 2^{53144305541532} is an apocalyptic number.

It is an amenable number.

53144305541532 is an abundant number, since it is smaller than the sum of its proper divisors (81236490081724).

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

53144305541532 is a wasteful number, since it uses less digits than its factorization.

53144305541532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481330338 (or 481330333 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

Adding to 53144305541532 its reverse (23514550344135), we get a palindrome (76658855885667).

The spelling of 53144305541532 in words is "fifty-three trillion, one hundred forty-four billion, three hundred five million, five hundred forty-one thousand, five hundred thirty-two".