9983925270 has 256 divisors, whose sum is σ = 29780213760. Its totient is φ = 2359843200.

The previous prime is 9983925253. The next prime is 9983925311. The reversal of 9983925270 is 725293899.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 26067499 + ... + 26067881.

It is an arithmetic number, because the mean of its divisors is an integer number (116328960).

Almost surely, 2^9983925270 is an apocalyptic number.

9983925270 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9983925270 is the 63195-th heptagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9983925270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14890106880).

9983925270 is an abundant number, since it is smaller than the sum of its proper divisors (19796288490).

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

9983925270 is a wasteful number, since it uses less digits than its factorization.

9983925270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 9983925270 is about 99919.5940243954. The cubic root of 9983925270 is about 2153.2796723926.

The spelling of 9983925270 in words is "nine billion, nine hundred eighty-three million, nine hundred twenty-five thousand, two hundred seventy".