125828449216 has 28 divisors (see below), whose sum is σ = 250147371688. Its totient is φ = 62799190272.

The previous prime is 125828449163. The next prime is 125828449217. The reversal of 125828449216 is 612944828521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125828449217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1762131 + ... + 1832146.

Almost surely, 2^125828449216 is an apocalyptic number.

125828449216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

125828449216 is a deficient number, since it is larger than the sum of its proper divisors (124318922472).

125828449216 is an equidigital number, since it uses as much as digits as its factorization.

125828449216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3594836 (or 3594826 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 52.

The spelling of 125828449216 in words is "one hundred twenty-five billion, eight hundred twenty-eight million, four hundred forty-nine thousand, two hundred sixteen".