3255404513381 has 2 divisors, whose sum is σ = 3255404513382. Its totient is φ = 3255404513380.

The previous prime is 3255404513279. The next prime is 3255404513447. The reversal of 3255404513381 is 1833154045523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3036201700900 + 219202812481 = 1742470^2 + 468191^2 .

It is a cyclic number.

It is not a de Polignac number, because 3255404513381 - 2¹⁴ = 3255404496997 is a prime.

It is a super-2 number, since 2×3255404513381² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3255404515381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1627702256690 + 1627702256691.

It is an arithmetic number, because the mean of its divisors is an integer number (1627702256691).

Almost surely, 2^{3255404513381} is an apocalyptic number.

It is an amenable number.

3255404513381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3255404513381 is an equidigital number, since it uses as much as digits as its factorization.

3255404513381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 3255404513381 in words is "three trillion, two hundred fifty-five billion, four hundred four million, five hundred thirteen thousand, three hundred eighty-one".