6624097988825 has 6 divisors (see below), whose sum is σ = 8213881506174. Its totient is φ = 5299278391040.

The previous prime is 6624097988789. The next prime is 6624097988831. The reversal of 6624097988825 is 5288897904266.

It can be written as a sum of positive squares in 3 ways, for example, as 2158031512576 + 4466066476249 = 1469024^2 + 2113307^2 .

It is not a de Polignac number, because 6624097988825 - 2¹⁴ = 6624097972441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132481959752 + ... + 132481959801.

It is an arithmetic number, because the mean of its divisors is an integer number (1368980251029).

Almost surely, 2^{6624097988825} is an apocalyptic number.

It is an amenable number.

6624097988825 is a deficient number, since it is larger than the sum of its proper divisors (1589783517349).

6624097988825 is a wasteful number, since it uses less digits than its factorization.

6624097988825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264963919563 (or 264963919558 counting only the distinct ones).

The product of its (nonzero) digits is 836075520, while the sum is 74.

The spelling of 6624097988825 in words is "six trillion, six hundred twenty-four billion, ninety-seven million, nine hundred eighty-eight thousand, eight hundred twenty-five".