235520236343 has 4 divisors (see below), whose sum is σ = 269165984400. Its totient is φ = 201874488288.

The previous prime is 235520236337. The next prime is 235520236447. The reversal of 235520236343 is 343632025532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235520236343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 235520236297 and 235520236306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235520235343) 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, 16822874018 + ... + 16822874031.

It is an arithmetic number, because the mean of its divisors is an integer number (67291496100).

Almost surely, 2^235520236343 is an apocalyptic number.

235520236343 is a deficient number, since it is larger than the sum of its proper divisors (33645748057).

235520236343 is an equidigital number, since it uses as much as digits as its factorization.

235520236343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33645748056.

The product of its (nonzero) digits is 388800, while the sum is 38.

The spelling of 235520236343 in words is "two hundred thirty-five billion, five hundred twenty million, two hundred thirty-six thousand, three hundred forty-three".