6669475025 has 12 divisors (see below), whose sum is σ = 8629721472. Its totient is φ = 5103597840.

The previous prime is 6669474949. The next prime is 6669475027. The reversal of 6669475025 is 5205749666.

It is not a de Polignac number, because 6669475025 - 2²⁸ = 6401039569 is a prime.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6669475027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5798969 + ... + 5800118.

It is an arithmetic number, because the mean of its divisors is an integer number (719143456).

Almost surely, 2^6669475025 is an apocalyptic number.

It is an amenable number.

6669475025 is a deficient number, since it is larger than the sum of its proper divisors (1960246447).

6669475025 is a wasteful number, since it uses less digits than its factorization.

6669475025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11599120 (or 11599115 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The square root of 6669475025 is about 81666.8538943432. The cubic root of 6669475025 is about 1882.3362972989.

The spelling of 6669475025 in words is "six billion, six hundred sixty-nine million, four hundred seventy-five thousand, twenty-five".