260118125551 has 16 divisors (see below), whose sum is σ = 265282617600. Its totient is φ = 254979878400.

The previous prime is 260118125549. The next prime is 260118125557. The reversal of 260118125551 is 155521811062.

It is a cyclic number.

It is not a de Polignac number, because 260118125551 - 2¹ = 260118125549 is a prime.

It is a super-2 number, since 2×260118125551² (a number of 24 digits) contains 22 as substring.

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 260118125551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260118125557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34729615 + ... + 34737103.

It is an arithmetic number, because the mean of its divisors is an integer number (16580163600).

Almost surely, 2^260118125551 is an apocalyptic number.

260118125551 is a deficient number, since it is larger than the sum of its proper divisors (5164492049).

260118125551 is a wasteful number, since it uses less digits than its factorization.

260118125551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9150.

The product of its (nonzero) digits is 24000, while the sum is 37.

The spelling of 260118125551 in words is "two hundred sixty billion, one hundred eighteen million, one hundred twenty-five thousand, five hundred fifty-one".