897329386273 has 4 divisors (see below), whose sum is σ = 897483070720. Its totient is φ = 897175701828.

The previous prime is 897329386259. The next prime is 897329386277. The reversal of 897329386273 is 372683923798.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 897329386273 - 2¹³ = 897329378081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 897329386199 and 897329386208.

It is not an unprimeable number, because it can be changed into a prime (897329386277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76833465 + ... + 76845142.

It is an arithmetic number, because the mean of its divisors is an integer number (224370767680).

Almost surely, 2^897329386273 is an apocalyptic number.

It is an amenable number.

897329386273 is a deficient number, since it is larger than the sum of its proper divisors (153684447).

897329386273 is a wasteful number, since it uses less digits than its factorization.

897329386273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153684446.

The product of its digits is 164602368, while the sum is 67.

The spelling of 897329386273 in words is "eight hundred ninety-seven billion, three hundred twenty-nine million, three hundred eighty-six thousand, two hundred seventy-three".