52140311513 has 8 divisors (see below), whose sum is σ = 52468311168. Its totient is φ = 51813203104.

The previous prime is 52140311501. The next prime is 52140311543. The reversal of 52140311513 is 31511304125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52140311513 - 2⁸ = 52140311257 is a prime.

It is a super-2 number, since 2×52140311513² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52140311543) 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 7 ways as a sum of consecutive naturals, for example, 105245 + ... + 339642.

It is an arithmetic number, because the mean of its divisors is an integer number (6558538896).

Almost surely, 2^52140311513 is an apocalyptic number.

It is an amenable number.

52140311513 is a deficient number, since it is larger than the sum of its proper divisors (327999655).

52140311513 is a wasteful number, since it uses less digits than its factorization.

52140311513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445623.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 52140311513 its reverse (31511304125), we get a palindrome (83651615638).

The spelling of 52140311513 in words is "fifty-two billion, one hundred forty million, three hundred eleven thousand, five hundred thirteen".