260819227970401 has 4 divisors (see below), whose sum is σ = 260820016982272. Its totient is φ = 260818438958532.

The previous prime is 260819227970393. The next prime is 260819227970437. The reversal of 260819227970401 is 104079722918062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 260819227970401 - 2³ = 260819227970393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260819227970501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394009881 + ... + 394671286.

It is an arithmetic number, because the mean of its divisors is an integer number (65205004245568).

Almost surely, 2^{260819227970401} is an apocalyptic number.

It is an amenable number.

260819227970401 is a deficient number, since it is larger than the sum of its proper divisors (789011871).

260819227970401 is an equidigital number, since it uses as much as digits as its factorization.

260819227970401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789011870.

The product of its (nonzero) digits is 6096384, while the sum is 58.

The spelling of 260819227970401 in words is "two hundred sixty trillion, eight hundred nineteen billion, two hundred twenty-seven million, nine hundred seventy thousand, four hundred one".