320541471552047 has 16 divisors (see below), whose sum is σ = 328823978689920. Its totient is φ = 312377909782752.

The previous prime is 320541471552037. The next prime is 320541471552073. The reversal of 320541471552047 is 740255174145023.

It is a cyclic number.

It is not a de Polignac number, because 320541471552047 - 2²² = 320541467357743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320541471551986 and 320541471552004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320541471552017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58174868 + ... + 63446025.

It is an arithmetic number, because the mean of its divisors is an integer number (20551498668120).

Almost surely, 2^{320541471552047} is an apocalyptic number.

320541471552047 is a deficient number, since it is larger than the sum of its proper divisors (8282507137873).

320541471552047 is a wasteful number, since it uses less digits than its factorization.

320541471552047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121621382.

The product of its (nonzero) digits is 4704000, while the sum is 50.

The spelling of 320541471552047 in words is "three hundred twenty trillion, five hundred forty-one billion, four hundred seventy-one million, five hundred fifty-two thousand, forty-seven".