53640143032 has 16 divisors (see below), whose sum is σ = 114943163760. Its totient is φ = 22988632704.

The previous prime is 53640143021. The next prime is 53640143047. The reversal of 53640143032 is 23034104635.

53640143032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53640142985 and 53640143003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478929793 + ... + 478929904.

It is an arithmetic number, because the mean of its divisors is an integer number (7183947735).

Almost surely, 2^53640143032 is an apocalyptic number.

It is an amenable number.

53640143032 is an abundant number, since it is smaller than the sum of its proper divisors (61303020728).

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

53640143032 is a wasteful number, since it uses less digits than its factorization.

53640143032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957859710 (or 957859706 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 53640143032 its reverse (23034104635), we get a palindrome (76674247667).

The spelling of 53640143032 in words is "fifty-three billion, six hundred forty million, one hundred forty-three thousand, thirty-two".