320514160225 has 12 divisors (see below), whose sum is σ = 454214353024. Its totient is φ = 219781138320.

The previous prime is 320514160207. The next prime is 320514160273. The reversal of 320514160225 is 522061415023.

It is not a de Polignac number, because 320514160225 - 2¹⁷ = 320514029153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 915754569 + ... + 915754918.

Almost surely, 2^320514160225 is an apocalyptic number.

320514160225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320514160225 is a deficient number, since it is larger than the sum of its proper divisors (133700192799).

320514160225 is a wasteful number, since it uses less digits than its factorization.

320514160225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831509504 (or 1831509499 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 320514160225 its reverse (522061415023), we get a palindrome (842575575248).

The spelling of 320514160225 in words is "three hundred twenty billion, five hundred fourteen million, one hundred sixty thousand, two hundred twenty-five".