53143251012 has 48 divisors (see below), whose sum is σ = 140114049600. Its totient is φ = 17414170560.

The previous prime is 53143251011. The next prime is 53143251019. The reversal of 53143251012 is 21015234135.

53143251012 is a `hidden beast` number, since 5 + 3 + 143 + 2 + 510 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (53143251011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4163689 + ... + 4176432.

It is an arithmetic number, because the mean of its divisors is an integer number (2919042700).

Almost surely, 2^53143251012 is an apocalyptic number.

It is an amenable number.

53143251012 is an abundant number, since it is smaller than the sum of its proper divisors (86970798588).

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

53143251012 is a wasteful number, since it uses less digits than its factorization.

53143251012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8340193 (or 8340185 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 53143251012 its reverse (21015234135), we get a palindrome (74158485147).

The spelling of 53143251012 in words is "fifty-three billion, one hundred forty-three million, two hundred fifty-one thousand, twelve".