2545350311671 has 2 divisors, whose sum is σ = 2545350311672. Its totient is φ = 2545350311670.

The previous prime is 2545350311617. The next prime is 2545350311677. The reversal of 2545350311671 is 1761130535452.

Together with previous prime (2545350311617) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2545350311671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545350311677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272675155835 + 1272675155836.

It is an arithmetic number, because the mean of its divisors is an integer number (1272675155836).

Almost surely, 2^{2545350311671} is an apocalyptic number.

2545350311671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545350311671 is an equidigital number, since it uses as much as digits as its factorization.

2545350311671 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 43.

The spelling of 2545350311671 in words is "two trillion, five hundred forty-five billion, three hundred fifty million, three hundred eleven thousand, six hundred seventy-one".