320545516235 has 16 divisors (see below), whose sum is σ = 439623940800. Its totient is φ = 219793309056.

The previous prime is 320545516201. The next prime is 320545516241. The reversal of 320545516235 is 532615545023.

It is a cyclic number.

It is not a de Polignac number, because 320545516235 - 2¹² = 320545512139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320545516192 and 320545516201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699821 + ... + 1063409.

It is an arithmetic number, because the mean of its divisors is an integer number (27476496300).

Almost surely, 2^320545516235 is an apocalyptic number.

320545516235 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

320545516235 is a deficient number, since it is larger than the sum of its proper divisors (119078424565).

320545516235 is a wasteful number, since it uses less digits than its factorization.

320545516235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388790.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 320545516235 in words is "three hundred twenty billion, five hundred forty-five million, five hundred sixteen thousand, two hundred thirty-five".