497465280000 has 1600 divisors, whose sum is σ = 2047390625280. Its totient is φ = 118444032000.

The previous prime is 497465279989. The next prime is 497465280029. The reversal of 497465280000 is 82564794.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1600).

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

It is a congruent number.

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 159 ways as a sum of consecutive naturals, for example, 4829759949 + ... + 4829760051.

Almost surely, 2^497465280000 is an apocalyptic number.

497465280000 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 497465280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1023695312640).

497465280000 is an abundant number, since it is smaller than the sum of its proper divisors (1549925345280).

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

497465280000 is a wasteful number, since it uses less digits than its factorization.

497465280000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 497465280000 in words is "four hundred ninety-seven billion, four hundred sixty-five million, two hundred eighty thousand".