3245504042447 has 2 divisors, whose sum is σ = 3245504042448. Its totient is φ = 3245504042446.

The previous prime is 3245504042401. The next prime is 3245504042477. The reversal of 3245504042447 is 7442404055423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3245504042447 - 2⁸ = 3245504042191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3245504042398 and 3245504042407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3245504042477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622752021223 + 1622752021224.

It is an arithmetic number, because the mean of its divisors is an integer number (1622752021224).

Almost surely, 2^{3245504042447} is an apocalyptic number.

3245504042447 is a deficient number, since it is larger than the sum of its proper divisors (1).

3245504042447 is an equidigital number, since it uses as much as digits as its factorization.

3245504042447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2150400, while the sum is 44.

The spelling of 3245504042447 in words is "three trillion, two hundred forty-five billion, five hundred four million, forty-two thousand, four hundred forty-seven".