898597937040 has 240 divisors, whose sum is σ = 2905869220800. Its totient is φ = 229691492352.

The previous prime is 898597937033. The next prime is 898597937051. The reversal of 898597937040 is 40739795898.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28039746 + ... + 28071774.

It is an arithmetic number, because the mean of its divisors is an integer number (12107788420).

Almost surely, 2^898597937040 is an apocalyptic number.

898597937040 is a gapful number since it is divisible by the number (80) 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 898597937040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452934610400).

898597937040 is an abundant number, since it is smaller than the sum of its proper divisors (2007271283760).

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

898597937040 is a wasteful number, since it uses less digits than its factorization.

898597937040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32242 (or 32207 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 69.

The spelling of 898597937040 in words is "eight hundred ninety-eight billion, five hundred ninety-seven million, nine hundred thirty-seven thousand, forty".