4260004468561 has 2 divisors, whose sum is σ = 4260004468562. Its totient is φ = 4260004468560.

The previous prime is 4260004468553. The next prime is 4260004468591. The reversal of 4260004468561 is 1658644000624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3370106566225 + 889897902336 = 1835785^2 + 943344^2 .

It is a cyclic number.

It is not a de Polignac number, because 4260004468561 - 2³ = 4260004468553 is a prime.

It is not a weakly prime, because it can be changed into another prime (4260004468591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2130002234280 + 2130002234281.

It is an arithmetic number, because the mean of its divisors is an integer number (2130002234281).

Almost surely, 2^{4260004468561} is an apocalyptic number.

It is an amenable number.

4260004468561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4260004468561 is an equidigital number, since it uses as much as digits as its factorization.

4260004468561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 4260004468561 in words is "four trillion, two hundred sixty billion, four million, four hundred sixty-eight thousand, five hundred sixty-one".