260128046 has 4 divisors (see below), whose sum is σ = 390192072. Its totient is φ = 130064022.

The previous prime is 260128007. The next prime is 260128061. The reversal of 260128046 is 640821062.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65032010 + ... + 65032013.

It is an arithmetic number, because the mean of its divisors is an integer number (97548018).

Almost surely, 2^260128046 is an apocalyptic number.

260128046 is a deficient number, since it is larger than the sum of its proper divisors (130064026).

260128046 is a wasteful number, since it uses less digits than its factorization.

260128046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130064025.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 260128046 is about 16128.4855457665. The cubic root of 260128046 is about 638.3551888630.

The spelling of 260128046 in words is "two hundred sixty million, one hundred twenty-eight thousand, forty-six".