498661368173568 has 616 divisors, whose sum is σ = 1547093719286400. Its totient is φ = 160386289975296.

The previous prime is 498661368173543. The next prime is 498661368173623. The reversal of 498661368173568 is 865371863166894.

498661368173568 is a `hidden beast` number, since 4 + 9 + 8 + 6 + 6 + 1 + 36 + 8 + 17 + 3 + 568 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 38599062213 + ... + 38599075131.

Almost surely, 2^{498661368173568} is an apocalyptic number.

498661368173568 is a gapful number since it is divisible by the number (48) 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 498661368173568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773546859643200).

498661368173568 is an abundant number, since it is smaller than the sum of its proper divisors (1048432351112832).

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

498661368173568 is a wasteful number, since it uses less digits than its factorization.

498661368173568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14769 (or 14736 counting only the distinct ones).

The product of its digits is 7524679680, while the sum is 81.

The spelling of 498661368173568 in words is "four hundred ninety-eight trillion, six hundred sixty-one billion, three hundred sixty-eight million, one hundred seventy-three thousand, five hundred sixty-eight".