498021345283896 has 384 divisors, whose sum is σ = 1634963616000000. Its totient is φ = 133780815648000.

The previous prime is 498021345283873. The next prime is 498021345283901. The reversal of 498021345283896 is 698382543120894.

498021345283896 is a `hidden beast` number, since 4 + 9 + 8 + 0 + 2 + 1 + 3 + 4 + 528 + 3 + 8 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 855046771 + ... + 855629021.

It is an arithmetic number, because the mean of its divisors is an integer number (4257717750000).

Almost surely, 2^{498021345283896} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498021345283896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817481808000000).

498021345283896 is an abundant number, since it is smaller than the sum of its proper divisors (1136942270716104).

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

498021345283896 is a wasteful number, since it uses less digits than its factorization.

498021345283896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582967 (or 582960 counting only the distinct ones).

The product of its (nonzero) digits is 716636160, while the sum is 72.

The spelling of 498021345283896 in words is "four hundred ninety-eight trillion, twenty-one billion, three hundred forty-five million, two hundred eighty-three thousand, eight hundred ninety-six".