125555046256 has 10 divisors (see below), whose sum is σ = 243262902152. Its totient is φ = 62777523120.

The previous prime is 125555046203. The next prime is 125555046263. The reversal of 125555046256 is 652640555521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3923595180 + ... + 3923595211.

Almost surely, 2^125555046256 is an apocalyptic number.

125555046256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

125555046256 is a deficient number, since it is larger than the sum of its proper divisors (117707855896).

125555046256 is an equidigital number, since it uses as much as digits as its factorization.

125555046256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7847190399 (or 7847190393 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 125555046256 in words is "one hundred twenty-five billion, five hundred fifty-five million, forty-six thousand, two hundred fifty-six".