980655322500 has 960 divisors, whose sum is σ = 3752590786560. Its totient is φ = 216743040000.

The previous prime is 980655322477. The next prime is 980655322523. The reversal of 980655322500 is 5223556089.

980655322500 is a `hidden beast` number, since 9 + 8 + 0 + 65 + 532 + 2 + 50 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (980655322477) and next prime (980655322523).

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

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 319 ways as a sum of consecutive naturals, for example, 4320067387 + ... + 4320067613.

It is an arithmetic number, because the mean of its divisors is an integer number (3908948736).

Almost surely, 2^980655322500 is an apocalyptic number.

980655322500 is a gapful number since it is divisible by the number (90) 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 980655322500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1876295393280).

980655322500 is an abundant number, since it is smaller than the sum of its proper divisors (2771935464060).

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

980655322500 is a wasteful number, since it uses less digits than its factorization.

980655322500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

Adding to 980655322500 its reverse (5223556089), we get a palindrome (985878878589).

The spelling of 980655322500 in words is "nine hundred eighty billion, six hundred fifty-five million, three hundred twenty-two thousand, five hundred".