6458290261 has 2 divisors, whose sum is σ = 6458290262. Its totient is φ = 6458290260.

The previous prime is 6458290253. The next prime is 6458290277. The reversal of 6458290261 is 1620928546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4710214161 + 1748076100 = 68631^2 + 41810^2 .

It is a cyclic number.

It is not a de Polignac number, because 6458290261 - 2³ = 6458290253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6458290291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3229145130 + 3229145131.

It is an arithmetic number, because the mean of its divisors is an integer number (3229145131).

Almost surely, 2^6458290261 is an apocalyptic number.

It is an amenable number.

6458290261 is a deficient number, since it is larger than the sum of its proper divisors (1).

6458290261 is an equidigital number, since it uses as much as digits as its factorization.

6458290261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 6458290261 is about 80363.4883575869. The cubic root of 6458290261 is about 1862.2551615818.

The spelling of 6458290261 in words is "six billion, four hundred fifty-eight million, two hundred ninety thousand, two hundred sixty-one".