6994370250 has 640 divisors, whose sum is σ = 24463296000. Its totient is φ = 1485993600.

The previous prime is 6994370171. The next prime is 6994370263. The reversal of 6994370250 is 520734996.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 6994370196 and 6994370205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 131969224 + ... + 131969276.

It is an arithmetic number, because the mean of its divisors is an integer number (38223900).

Almost surely, 2^6994370250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6994370250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12231648000).

6994370250 is an abundant number, since it is smaller than the sum of its proper divisors (17468925750).

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

6994370250 is a wasteful number, since it uses less digits than its factorization.

6994370250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 6994370250 is about 83632.3516947838. The cubic root of 6994370250 is about 1912.4182202632.

The spelling of 6994370250 in words is "six billion, nine hundred ninety-four million, three hundred seventy thousand, two hundred fifty".