125625406203 has 24 divisors (see below), whose sum is σ = 199915153776. Its totient is φ = 75382776000.

The previous prime is 125625406189. The next prime is 125625406223. The reversal of 125625406203 is 302604526521.

125625406203 is a `hidden beast` number, since 1 + 2 + 5 + 6 + 25 + 4 + 0 + 620 + 3 = 666.

It is not a de Polignac number, because 125625406203 - 2⁴ = 125625406187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125625406223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6271900 + ... + 6291897.

It is an arithmetic number, because the mean of its divisors is an integer number (8329798074).

Almost surely, 2^125625406203 is an apocalyptic number.

125625406203 is a deficient number, since it is larger than the sum of its proper divisors (74289747573).

125625406203 is a wasteful number, since it uses less digits than its factorization.

125625406203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12563915 (or 12563912 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 125625406203 in words is "one hundred twenty-five billion, six hundred twenty-five million, four hundred six thousand, two hundred three".