9862250580 has 720 divisors, whose sum is σ = 40878794880. Its totient is φ = 1967390208.

The previous prime is 9862250557. The next prime is 9862250609. The reversal of 9862250580 is 850522689.

9862250580 is a `hidden beast` number, since 9 + 8 + 62 + 2 + 5 + 0 + 580 = 666.

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 (13) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 19606609 + ... + 19607111.

It is an arithmetic number, because the mean of its divisors is an integer number (56776104).

Almost surely, 2^9862250580 is an apocalyptic number.

9862250580 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 9862250580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20439397440).

9862250580 is an abundant number, since it is smaller than the sum of its proper divisors (31016544300).

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

9862250580 is a wasteful number, since it uses less digits than its factorization.

9862250580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570 (or 552 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 9862250580 is about 99308.8645590110. The cubic root of 9862250580 is about 2144.4965124697.

The spelling of 9862250580 in words is "nine billion, eight hundred sixty-two million, two hundred fifty thousand, five hundred eighty".