6625825920 has 960 divisors, whose sum is σ = 29413454400. Its totient is φ = 1388482560.

The previous prime is 6625825909. The next prime is 6625825933. The reversal of 6625825920 is 295285266.

6625825920 is a `hidden beast` number, since 6 + 6 + 2 + 58 + 2 + 592 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (960).

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 119 ways as a sum of consecutive naturals, for example, 213736305 + ... + 213736335.

It is an arithmetic number, because the mean of its divisors is an integer number (30639015).

Almost surely, 2^6625825920 is an apocalyptic number.

6625825920 is a gapful number since it is divisible by the number (60) 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 6625825920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14706727200).

6625825920 is an abundant number, since it is smaller than the sum of its proper divisors (22787628480).

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

6625825920 is a wasteful number, since it uses less digits than its factorization.

6625825920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 6625825920 is about 81399.1764086099. The cubic root of 6625825920 is about 1878.2209214531.

The spelling of 6625825920 in words is "six billion, six hundred twenty-five million, eight hundred twenty-five thousand, nine hundred twenty".