125746664 has 32 divisors (see below), whose sum is σ = 244151040. Its totient is φ = 60652800.

The previous prime is 125746627. The next prime is 125746679. The reversal of 125746664 is 466647521.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106799 + ... + 107969.

It is an arithmetic number, because the mean of its divisors is an integer number (7629720).

Almost surely, 2^125746664 is an apocalyptic number.

It is an amenable number.

125746664 is a deficient number, since it is larger than the sum of its proper divisors (118404376).

125746664 is a wasteful number, since it uses less digits than its factorization.

125746664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641 (or 1637 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 125746664 is about 11213.6820001282. The cubic root of 125746664 is about 500.9935763045.

The spelling of 125746664 in words is "one hundred twenty-five million, seven hundred forty-six thousand, six hundred sixty-four".