320458350655 has 16 divisors (see below), whose sum is σ = 407221686144. Its totient is φ = 241256020480.

The previous prime is 320458350643. The next prime is 320458350691. The reversal of 320458350655 is 556053854023.

It is not a de Polignac number, because 320458350655 - 2²⁷ = 320324132927 is a prime.

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, 457029 + ... + 921841.

It is an arithmetic number, because the mean of its divisors is an integer number (25451355384).

Almost surely, 2^320458350655 is an apocalyptic number.

320458350655 is a deficient number, since it is larger than the sum of its proper divisors (86763335489).

320458350655 is a wasteful number, since it uses less digits than its factorization.

320458350655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472946.

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 320458350655 in words is "three hundred twenty billion, four hundred fifty-eight million, three hundred fifty thousand, six hundred fifty-five".