260446889146 has 4 divisors (see below), whose sum is σ = 390670333722. Its totient is φ = 130223444572.

The previous prime is 260446889137. The next prime is 260446889167. The reversal of 260446889146 is 641988644062.

260446889146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 238865810121 + 21581079025 = 488739^2 + 146905^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65111722285 + ... + 65111722288.

Almost surely, 2^260446889146 is an apocalyptic number.

260446889146 is a deficient number, since it is larger than the sum of its proper divisors (130223444576).

260446889146 is a wasteful number, since it uses less digits than its factorization.

260446889146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130223444575.

The product of its (nonzero) digits is 15925248, while the sum is 58.

The spelling of 260446889146 in words is "two hundred sixty billion, four hundred forty-six million, eight hundred eighty-nine thousand, one hundred forty-six".