898697165952 has 256 divisors, whose sum is σ = 2575232352000. Its totient is φ = 276975452160.

The previous prime is 898697165939. The next prime is 898697165957. The reversal of 898697165952 is 259561796898.

It is not an unprimeable number, because it can be changed into a prime (898697165957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39458824 + ... + 39481592.

It is an arithmetic number, because the mean of its divisors is an integer number (10059501375).

Almost surely, 2^898697165952 is an apocalyptic number.

898697165952 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 898697165952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1287616176000).

898697165952 is an abundant number, since it is smaller than the sum of its proper divisors (1676535186048).

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

898697165952 is a wasteful number, since it uses less digits than its factorization.

898697165952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22959 (or 22947 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 75.

The spelling of 898697165952 in words is "eight hundred ninety-eight billion, six hundred ninety-seven million, one hundred sixty-five thousand, nine hundred fifty-two".