755666125 has 8 divisors (see below), whose sum is σ = 943071480. Its totient is φ = 604532800.

The previous prime is 755666117. The next prime is 755666147. The reversal of 755666125 is 521666557.

It can be written as a sum of positive squares in 4 ways, for example, as 157276681 + 598389444 = 12541^2 + 24462^2 .

It is not a de Polignac number, because 755666125 - 2³ = 755666117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3022540 + ... + 3022789.

It is an arithmetic number, because the mean of its divisors is an integer number (117883935).

Almost surely, 2^755666125 is an apocalyptic number.

It is an amenable number.

755666125 is a deficient number, since it is larger than the sum of its proper divisors (187405355).

755666125 is an equidigital number, since it uses as much as digits as its factorization.

755666125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6045344 (or 6045334 counting only the distinct ones).

The product of its digits is 378000, while the sum is 43.

The square root of 755666125 is about 27489.3820410718. The cubic root of 755666125 is about 910.8425658447.

The spelling of 755666125 in words is "seven hundred fifty-five million, six hundred sixty-six thousand, one hundred twenty-five".