897540582332 has 12 divisors (see below), whose sum is σ = 1570708476960. Its totient is φ = 448766731776.

The previous prime is 897540582311. The next prime is 897540582371. The reversal of 897540582332 is 233285045798.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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, 275333 + ... + 1367804.

It is an arithmetic number, because the mean of its divisors is an integer number (130892373080).

Almost surely, 2^897540582332 is an apocalyptic number.

It is an amenable number.

897540582332 is a deficient number, since it is larger than the sum of its proper divisors (673167894628).

897540582332 is a wasteful number, since it uses less digits than its factorization.

897540582332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779700 (or 1779698 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 897540582332 in words is "eight hundred ninety-seven billion, five hundred forty million, five hundred eighty-two thousand, three hundred thirty-two".