3253566512461 has 2 divisors, whose sum is σ = 3253566512462. Its totient is φ = 3253566512460.

The previous prime is 3253566512419. The next prime is 3253566512597. The reversal of 3253566512461 is 1642156653523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1915403408361 + 1338163104100 = 1383981^2 + 1156790^2 .

It is a cyclic number.

It is not a de Polignac number, because 3253566512461 - 2⁴¹ = 1054543256909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3253566212461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1626783256230 + 1626783256231.

It is an arithmetic number, because the mean of its divisors is an integer number (1626783256231).

Almost surely, 2^{3253566512461} is an apocalyptic number.

It is an amenable number.

3253566512461 is a deficient number, since it is larger than the sum of its proper divisors (1).

3253566512461 is an equidigital number, since it uses as much as digits as its factorization.

3253566512461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888000, while the sum is 49.

The spelling of 3253566512461 in words is "three trillion, two hundred fifty-three billion, five hundred sixty-six million, five hundred twelve thousand, four hundred sixty-one".