53000509740 has 96 divisors (see below), whose sum is σ = 153635650560. Its totient is φ = 13643214336.

The previous prime is 53000509739. The next prime is 53000509741. The reversal of 53000509740 is 4790500035.

It is an interprime number because it is at equal distance from previous prime (53000509739) and next prime (53000509741).

It is not an unprimeable number, because it can be changed into a prime (53000509741) 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 31 ways as a sum of consecutive naturals, for example, 77131 + ... + 334589.

It is an arithmetic number, because the mean of its divisors is an integer number (1600371360).

Almost surely, 2^53000509740 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 53000509740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76817825280).

53000509740 is an abundant number, since it is smaller than the sum of its proper divisors (100635140820).

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

53000509740 is a wasteful number, since it uses less digits than its factorization.

53000509740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257591 (or 257589 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The spelling of 53000509740 in words is "fifty-three billion, five hundred nine thousand, seven hundred forty".