53500111001343 has 24 divisors (see below), whose sum is σ = 77308992109440. Its totient is φ = 35652409228800.

The previous prime is 53500111001339. The next prime is 53500111001347. The reversal of 53500111001343 is 34310011100535.

It is a happy number.

53500111001343 is a `hidden beast` number, since 5 + 3 + 500 + 1 + 1 + 100 + 13 + 43 = 666.

It is an interprime number because it is at equal distance from previous prime (53500111001339) and next prime (53500111001347).

It is not a de Polignac number, because 53500111001343 - 2² = 53500111001339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53500111001347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 901267698 + ... + 901327056.

It is an arithmetic number, because the mean of its divisors is an integer number (3221208004560).

Almost surely, 2^{53500111001343} is an apocalyptic number.

53500111001343 is a deficient number, since it is larger than the sum of its proper divisors (23808881108097).

53500111001343 is a wasteful number, since it uses less digits than its factorization.

53500111001343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97919 (or 97916 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

Adding to 53500111001343 its reverse (34310011100535), we get a palindrome (87810122101878).

The spelling of 53500111001343 in words is "fifty-three trillion, five hundred billion, one hundred eleven million, one thousand, three hundred forty-three".