6631214250 has 64 divisors (see below), whose sum is σ = 16863904512. Its totient is φ = 1734948800.

The previous prime is 6631214243. The next prime is 6631214257. The reversal of 6631214250 is 524121366.

It is an interprime number because it is at equal distance from previous prime (6631214243) and next prime (6631214257).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (6631214257) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 43662 + ... + 123161.

It is an arithmetic number, because the mean of its divisors is an integer number (263498508).

Almost surely, 2^6631214250 is an apocalyptic number.

6631214250 is an abundant number, since it is smaller than the sum of its proper divisors (10232690262).

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

6631214250 is a wasteful number, since it uses less digits than its factorization.

6631214250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166896 (or 166886 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 6631214250 is about 81432.2678672282. The cubic root of 6631214250 is about 1878.7299262710.

The spelling of 6631214250 in words is "six billion, six hundred thirty-one million, two hundred fourteen thousand, two hundred fifty".