498203043840 has 288 divisors, whose sum is σ = 1739149120800. Its totient is φ = 131894968320.

The previous prime is 498203043829. The next prime is 498203043887. The reversal of 498203043840 is 48340302894.

498203043840 is a `hidden beast` number, since 4 + 9 + 8 + 203 + 0 + 438 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12790795 + ... + 12829685.

It is an arithmetic number, because the mean of its divisors is an integer number (6038712225).

Almost surely, 2^498203043840 is an apocalyptic number.

498203043840 is a gapful number since it is divisible by the number (40) 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 498203043840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (869574560400).

498203043840 is an abundant number, since it is smaller than the sum of its proper divisors (1240946076960).

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

498203043840 is a wasteful number, since it uses less digits than its factorization.

498203043840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39063 (or 39040 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 498203043840 in words is "four hundred ninety-eight billion, two hundred three million, forty-three thousand, eight hundred forty".