53000440140 has 48 divisors (see below), whose sum is σ = 149842038528. Its totient is φ = 13996231104.

The previous prime is 53000440121. The next prime is 53000440151. The reversal of 53000440140 is 4104400035.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4281882 + ... + 4294241.

It is an arithmetic number, because the mean of its divisors is an integer number (3121709136).

Almost surely, 2^53000440140 is an apocalyptic number.

It is an amenable number.

53000440140 is an abundant number, since it is smaller than the sum of its proper divisors (96841598388).

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

53000440140 is a wasteful number, since it uses less digits than its factorization.

53000440140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8576238 (or 8576236 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 53000440140 its reverse (4104400035), we get a palindrome (57104840175).

The spelling of 53000440140 in words is "fifty-three billion, four hundred forty thousand, one hundred forty".