490453444800 has 1260 divisors, whose sum is σ = 2077807844376. Its totient is φ = 112521830400.

The previous prime is 490453444729. The next prime is 490453444861. The reversal of 490453444800 is 8444354094.

490453444800 is a `hidden beast` number, since 4 + 90 + 45 + 3 + 44 + 480 + 0 = 666.

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 179 ways as a sum of consecutive naturals, for example, 514641124 + ... + 514642076.

Almost surely, 2^490453444800 is an apocalyptic number.

490453444800 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 490453444800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1038903922188).

490453444800 is an abundant number, since it is smaller than the sum of its proper divisors (1587354399576).

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

490453444800 is a wasteful number, since it uses less digits than its factorization.

490453444800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036 (or 993 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

Adding to 490453444800 its reverse (8444354094), we get a palindrome (498897798894).

The spelling of 490453444800 in words is "four hundred ninety billion, four hundred fifty-three million, four hundred forty-four thousand, eight hundred".