6625372532 has 48 divisors (see below), whose sum is σ = 12717628560. Its totient is φ = 3007488000.

The previous prime is 6625372529. The next prime is 6625372543. The reversal of 6625372532 is 2352735266.

It can be written as a sum of positive squares in 8 ways, for example, as 1859679376 + 4765693156 = 43124^2 + 69034^2 .

It is a super-3 number, since 3×6625372532³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 6625372532.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 234782 + ... + 261482.

It is an arithmetic number, because the mean of its divisors is an integer number (264950595).

Almost surely, 2^6625372532 is an apocalyptic number.

It is an amenable number.

6625372532 is a deficient number, since it is larger than the sum of its proper divisors (6092256028).

6625372532 is a wasteful number, since it uses less digits than its factorization.

6625372532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26852 (or 26850 counting only the distinct ones).

The product of its digits is 453600, while the sum is 41.

The square root of 6625372532 is about 81396.3913942135. The cubic root of 6625372532 is about 1878.1780798883.

The spelling of 6625372532 in words is "six billion, six hundred twenty-five million, three hundred seventy-two thousand, five hundred thirty-two".