4125256603261 has 8 divisors (see below), whose sum is σ = 4372734559680. Its totient is φ = 3878313736128.

The previous prime is 4125256603241. The next prime is 4125256603333. The reversal of 4125256603261 is 1623066525214.

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

It is a cyclic number.

It is not a de Polignac number, because 4125256603261 - 2¹⁵ = 4125256570493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125256603231) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 133756441 + ... + 133787278.

It is an arithmetic number, because the mean of its divisors is an integer number (546591819960).

Almost surely, 2^{4125256603261} is an apocalyptic number.

It is an amenable number.

4125256603261 is a deficient number, since it is larger than the sum of its proper divisors (247477956419).

4125256603261 is a wasteful number, since it uses less digits than its factorization.

4125256603261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267544643.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 4125256603261 in words is "four trillion, one hundred twenty-five billion, two hundred fifty-six million, six hundred three thousand, two hundred sixty-one".