53535114431 has 4 divisors (see below), whose sum is σ = 53535577200. Its totient is φ = 53534651664.

The previous prime is 53535114359. The next prime is 53535114449. The reversal of 53535114431 is 13441153535.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 13441153535 = 5 ⋅2688230707.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53535114431 is a prime.

It is a super-2 number, since 2×53535114431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53535114391 and 53535114400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53535114461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112910 + ... + 346148.

It is an arithmetic number, because the mean of its divisors is an integer number (13383894300).

Almost surely, 2^53535114431 is an apocalyptic number.

53535114431 is a deficient number, since it is larger than the sum of its proper divisors (462769).

53535114431 is a wasteful number, since it uses less digits than its factorization.

53535114431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462768.

The product of its digits is 54000, while the sum is 35.

Adding to 53535114431 its reverse (13441153535), we get a palindrome (66976267966).

The spelling of 53535114431 in words is "fifty-three billion, five hundred thirty-five million, one hundred fourteen thousand, four hundred thirty-one".