755056666 has 64 divisors (see below), whose sum is σ = 1496613888. Its totient is φ = 277198848.

The previous prime is 755056619. The next prime is 755056691. The reversal of 755056666 is 666650557.

It is a super-2 number, since 2×755056666² = 1140221137742071112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224191 + ... + 227533.

It is an arithmetic number, because the mean of its divisors is an integer number (23384592).

Almost surely, 2^755056666 is an apocalyptic number.

755056666 is a deficient number, since it is larger than the sum of its proper divisors (741557222).

755056666 is a wasteful number, since it uses less digits than its factorization.

755056666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455.

The product of its (nonzero) digits is 1134000, while the sum is 46.

The square root of 755056666 is about 27478.2944521672. The cubic root of 755056666 is about 910.5976294076.

The spelling of 755056666 in words is "seven hundred fifty-five million, fifty-six thousand, six hundred sixty-six".