897801628834 has 8 divisors (see below), whose sum is σ = 1469129938128. Its totient is φ = 408091649460.

The previous prime is 897801628799. The next prime is 897801628847. The reversal of 897801628834 is 438826108798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20404582452 + ... + 20404582495.

It is an arithmetic number, because the mean of its divisors is an integer number (183641242266).

Almost surely, 2^897801628834 is an apocalyptic number.

897801628834 is a deficient number, since it is larger than the sum of its proper divisors (571328309294).

897801628834 is a wasteful number, since it uses less digits than its factorization.

897801628834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40809164960.

The product of its (nonzero) digits is 37158912, while the sum is 64.

The spelling of 897801628834 in words is "eight hundred ninety-seven billion, eight hundred one million, six hundred twenty-eight thousand, eight hundred thirty-four".