65215232343 has 12 divisors (see below), whose sum is σ = 96497336208. Its totient is φ = 42416411040.

The previous prime is 65215232281. The next prime is 65215232419. The reversal of 65215232343 is 34323251256.

65215232343 is a `hidden beast` number, since 65 + 21 + 5 + 232 + 343 = 666.

It is not a de Polignac number, because 65215232343 - 2⁶ = 65215232279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65215232298 and 65215232307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65215232443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88367155 + ... + 88367892.

It is an arithmetic number, because the mean of its divisors is an integer number (8041444684).

Almost surely, 2^65215232343 is an apocalyptic number.

65215232343 is a deficient number, since it is larger than the sum of its proper divisors (31282103865).

65215232343 is a wasteful number, since it uses less digits than its factorization.

65215232343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176735094 (or 176735091 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

Adding to 65215232343 its reverse (34323251256), we get a palindrome (99538483599).

The spelling of 65215232343 in words is "sixty-five billion, two hundred fifteen million, two hundred thirty-two thousand, three hundred forty-three".