65610214340 has 48 divisors (see below), whose sum is σ = 150336103680. Its totient is φ = 23853646080.

The previous prime is 65610214339. The next prime is 65610214343. The reversal of 65610214340 is 4341201656.

It is a junction number, because it is equal to n+sod(n) for n = 65610214297 and 65610214306.

It is not an unprimeable number, because it can be changed into a prime (65610214343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237496 + ... + 1289424.

It is an arithmetic number, because the mean of its divisors is an integer number (3132002160).

Almost surely, 2^65610214340 is an apocalyptic number.

It is an amenable number.

65610214340 is an abundant number, since it is smaller than the sum of its proper divisors (84725889340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65610214340 is a wasteful number, since it uses less digits than its factorization.

65610214340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57692 (or 57690 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 65610214340 its reverse (4341201656), we get a palindrome (69951415996).

The spelling of 65610214340 in words is "sixty-five billion, six hundred ten million, two hundred fourteen thousand, three hundred forty".