125217653200 has 120 divisors (see below), whose sum is σ = 317686611200. Its totient is φ = 47298401280.

The previous prime is 125217653173. The next prime is 125217653201. The reversal of 125217653200 is 2356712521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125217653201) 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, 2352481 + ... + 2405119.

Almost surely, 2^125217653200 is an apocalyptic number.

125217653200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125217653200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158843305600).

125217653200 is an abundant number, since it is smaller than the sum of its proper divisors (192468958000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125217653200 is a wasteful number, since it uses less digits than its factorization.

125217653200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52989 (or 52978 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 125217653200 in words is "one hundred twenty-five billion, two hundred seventeen million, six hundred fifty-three thousand, two hundred".