320541471551411 has 64 divisors (see below), whose sum is σ = 370541535952896. Its totient is φ = 274630096944000.

The previous prime is 320541471551401. The next prime is 320541471551417. The reversal of 320541471551411 is 114155174145023.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 320541471551411 - 2²⁶ = 320541404442547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320541471551417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5225365406 + ... + 5225426748.

It is an arithmetic number, because the mean of its divisors is an integer number (5789711499264).

Almost surely, 2^{320541471551411} is an apocalyptic number.

320541471551411 is a deficient number, since it is larger than the sum of its proper divisors (50000064401485).

320541471551411 is a wasteful number, since it uses less digits than its factorization.

320541471551411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63912.

The product of its (nonzero) digits is 336000, while the sum is 44.

The spelling of 320541471551411 in words is "three hundred twenty trillion, five hundred forty-one billion, four hundred seventy-one million, five hundred fifty-one thousand, four hundred eleven".