2669125825 has 12 divisors (see below), whose sum is σ = 3319210300. Its totient is φ = 2129175360.

The previous prime is 2669125819. The next prime is 2669125831. The reversal of 2669125825 is 5285219662.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2669125819) and next prime (2669125831).

It can be written as a sum of positive squares in 6 ways, for example, as 9042049 + 2660083776 = 3007^2 + 51576^2 .

It is not a de Polignac number, because 2669125825 - 2¹⁵ = 2669093057 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144234 + ... + 161683.

Almost surely, 2^2669125825 is an apocalyptic number.

2669125825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2669125825 is a deficient number, since it is larger than the sum of its proper divisors (650084475).

2669125825 is a wasteful number, since it uses less digits than its factorization.

2669125825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306276 (or 306271 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 2669125825 is about 51663.5831606752. The cubic root of 2669125825 is about 1387.1486890237.

The spelling of 2669125825 in words is "two billion, six hundred sixty-nine million, one hundred twenty-five thousand, eight hundred twenty-five".