497280000000 has 896 divisors, whose sum is σ = 1945476269568. Its totient is φ = 110592000000.

The previous prime is 497279999999. The next prime is 497280000029. The reversal of 497280000000 is 82794.

It is a tau number, because it is divible by the number of its divisors (896).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13439999982 + ... + 13440000018.

Almost surely, 2^497280000000 is an apocalyptic number.

497280000000 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 497280000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (972738134784).

497280000000 is an abundant number, since it is smaller than the sum of its proper divisors (1448196269568).

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

497280000000 is an frugal number, since it uses more digits than its factorization.

497280000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

Adding to 497280000000 its reverse (82794), we get a palindrome (497280082794).

The spelling of 497280000000 in words is "four hundred ninety-seven billion, two hundred eighty million", and thus it is an aban number.