6550646325 has 24 divisors (see below), whose sum is σ = 10843600608. Its totient is φ = 3489420480.

The previous prime is 6550646303. The next prime is 6550646387. The reversal of 6550646325 is 5236460556.

It is not a de Polignac number, because 6550646325 - 2⁵ = 6550646293 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9219 + ... + 114831.

It is an arithmetic number, because the mean of its divisors is an integer number (451816692).

Almost surely, 2^6550646325 is an apocalyptic number.

It is an amenable number.

6550646325 is a deficient number, since it is larger than the sum of its proper divisors (4292954283).

6550646325 is a wasteful number, since it uses less digits than its factorization.

6550646325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106453 (or 106448 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The square root of 6550646325 is about 80936.0631918800. The cubic root of 6550646325 is about 1871.0901709488.

The spelling of 6550646325 in words is "six billion, five hundred fifty million, six hundred forty-six thousand, three hundred twenty-five".