320656549454627 has 2 divisors, whose sum is σ = 320656549454628. Its totient is φ = 320656549454626.

The previous prime is 320656549454561. The next prime is 320656549454641. The reversal of 320656549454627 is 726454945656023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320656549454627 - 2¹⁴ = 320656549438243 is a prime.

It is a super-2 number, since 2×320656549454627² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320656549414627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160328274727313 + 160328274727314.

It is an arithmetic number, because the mean of its divisors is an integer number (160328274727314).

Almost surely, 2^{320656549454627} is an apocalyptic number.

320656549454627 is a deficient number, since it is larger than the sum of its proper divisors (1).

320656549454627 is an equidigital number, since it uses as much as digits as its factorization.

320656549454627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368000, while the sum is 68.

The spelling of 320656549454627 in words is "three hundred twenty trillion, six hundred fifty-six billion, five hundred forty-nine million, four hundred fifty-four thousand, six hundred twenty-seven".