3260435557 has 2 divisors, whose sum is σ = 3260435558. Its totient is φ = 3260435556.

The previous prime is 3260435531. The next prime is 3260435617. The reversal of 3260435557 is 7555340623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2467506276 + 792929281 = 49674^2 + 28159^2 .

It is a cyclic number.

It is not a de Polignac number, because 3260435557 - 2⁷ = 3260435429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3260435527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630217778 + 1630217779.

It is an arithmetic number, because the mean of its divisors is an integer number (1630217779).

Almost surely, 2^3260435557 is an apocalyptic number.

It is an amenable number.

3260435557 is a deficient number, since it is larger than the sum of its proper divisors (1).

3260435557 is an equidigital number, since it uses as much as digits as its factorization.

3260435557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 40.

The square root of 3260435557 is about 57100.2237911551. The cubic root of 3260435557 is about 1482.8317401741.

The spelling of 3260435557 in words is "three billion, two hundred sixty million, four hundred thirty-five thousand, five hundred fifty-seven".