897008275650 has 192 divisors, whose sum is σ = 2319421547520. Its totient is φ = 229141920000.

The previous prime is 897008275571. The next prime is 897008275661. The reversal of 897008275650 is 56572800798.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 308992099 + ... + 308995001.

It is an arithmetic number, because the mean of its divisors is an integer number (12080320560).

Almost surely, 2^897008275650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 897008275650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1159710773760).

897008275650 is an abundant number, since it is smaller than the sum of its proper divisors (1422413271870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

897008275650 is a wasteful number, since it uses less digits than its factorization.

897008275650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481 (or 3476 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 57.

The spelling of 897008275650 in words is "eight hundred ninety-seven billion, eight million, two hundred seventy-five thousand, six hundred fifty".