125165550241 has 8 divisors (see below), whose sum is σ = 131775739200. Its totient is φ = 118557614160.

The previous prime is 125165550217. The next prime is 125165550269. The reversal of 125165550241 is 142055561521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125165550241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125165550241.

It is not an unprimeable number, because it can be changed into a prime (125165550541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448570 + ... + 671971.

It is an arithmetic number, because the mean of its divisors is an integer number (16471967400).

Almost surely, 2^125165550241 is an apocalyptic number.

It is an amenable number.

125165550241 is a deficient number, since it is larger than the sum of its proper divisors (6610188959).

125165550241 is a wasteful number, since it uses less digits than its factorization.

125165550241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126439.

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 125165550241 in words is "one hundred twenty-five billion, one hundred sixty-five million, five hundred fifty thousand, two hundred forty-one".