897000050571 has 16 divisors (see below), whose sum is σ = 1202718604800. Its totient is φ = 594647124768.

The previous prime is 897000050567. The next prime is 897000050579. The reversal of 897000050571 is 175050000798.

It is not a de Polignac number, because 897000050571 - 2² = 897000050567 is a prime.

It is not an unprimeable number, because it can be changed into a prime (897000050579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229891 + ... + 1358988.

It is an arithmetic number, because the mean of its divisors is an integer number (75169912800).

Almost surely, 2^897000050571 is an apocalyptic number.

897000050571 is a deficient number, since it is larger than the sum of its proper divisors (305718554229).

897000050571 is a wasteful number, since it uses less digits than its factorization.

897000050571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589938.

The product of its (nonzero) digits is 88200, while the sum is 42.

The spelling of 897000050571 in words is "eight hundred ninety-seven billion, fifty thousand, five hundred seventy-one".