3451844316257 has 2 divisors, whose sum is σ = 3451844316258. Its totient is φ = 3451844316256.

The previous prime is 3451844316163. The next prime is 3451844316269. The reversal of 3451844316257 is 7526134481543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1938454736656 + 1513389579601 = 1392284^2 + 1230199^2 .

It is a cyclic number.

It is not a de Polignac number, because 3451844316257 - 2¹⁰ = 3451844315233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3451844316199 and 3451844316208.

It is not a weakly prime, because it can be changed into another prime (3451844316287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725922158128 + 1725922158129.

It is an arithmetic number, because the mean of its divisors is an integer number (1725922158129).

Almost surely, 2^{3451844316257} is an apocalyptic number.

It is an amenable number.

3451844316257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3451844316257 is an equidigital number, since it uses as much as digits as its factorization.

3451844316257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9676800, while the sum is 53.

The spelling of 3451844316257 in words is "three trillion, four hundred fifty-one billion, eight hundred forty-four million, three hundred sixteen thousand, two hundred fifty-seven".