260056401 has 16 divisors (see below), whose sum is σ = 398173440. Its totient is φ = 149314320.

The previous prime is 260056393. The next prime is 260056417. The reversal of 260056401 is 104650062.

It is not a de Polignac number, because 260056401 - 2³ = 260056393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260056801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206755 + ... + 208008.

It is an arithmetic number, because the mean of its divisors is an integer number (24885840).

Almost surely, 2^260056401 is an apocalyptic number.

It is an amenable number.

260056401 is a deficient number, since it is larger than the sum of its proper divisors (138117039).

260056401 is a wasteful number, since it uses less digits than its factorization.

260056401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414796.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 260056401 is about 16126.2643225268. The cubic root of 260056401 is about 638.2965777832.

The spelling of 260056401 in words is "two hundred sixty million, fifty-six thousand, four hundred one".