260725142122 has 16 divisors (see below), whose sum is σ = 414639932040. Its totient is φ = 122532092928.

The previous prime is 260725142107. The next prime is 260725142123. The reversal of 260725142122 is 221241527062.

It can be written as a sum of positive squares in 4 ways, for example, as 256115954241 + 4609187881 = 506079^2 + 67891^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (260725142123) 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, 5039247 + ... + 5090722.

Almost surely, 2^260725142122 is an apocalyptic number.

260725142122 is a deficient number, since it is larger than the sum of its proper divisors (153914789918).

260725142122 is a wasteful number, since it uses less digits than its factorization.

260725142122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10130745.

The product of its (nonzero) digits is 26880, while the sum is 34.

Adding to 260725142122 its reverse (221241527062), we get a palindrome (481966669184).

The spelling of 260725142122 in words is "two hundred sixty billion, seven hundred twenty-five million, one hundred forty-two thousand, one hundred twenty-two".