320534034541045 has 16 divisors (see below), whose sum is σ = 414409721806080. Its totient is φ = 236598557235264.

The previous prime is 320534034541003. The next prime is 320534034541109. The reversal of 320534034541045 is 540145430435023.

It is a cyclic number.

It is not a de Polignac number, because 320534034541045 - 2¹³ = 320534034532853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320534034540992 and 320534034541010.

It is a congruent number.

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, 1077965215 + ... + 1078262524.

It is an arithmetic number, because the mean of its divisors is an integer number (25900607612880).

Almost surely, 2^{320534034541045} is an apocalyptic number.

It is an amenable number.

320534034541045 is a deficient number, since it is larger than the sum of its proper divisors (93875687265035).

320534034541045 is a wasteful number, since it uses less digits than its factorization.

320534034541045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156230044.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 320534034541045 its reverse (540145430435023), we get a palindrome (860679464976068).

The spelling of 320534034541045 in words is "three hundred twenty trillion, five hundred thirty-four billion, thirty-four million, five hundred forty-one thousand, forty-five".