245310341243551 has 2 divisors, whose sum is σ = 245310341243552. Its totient is φ = 245310341243550.

The previous prime is 245310341243519. The next prime is 245310341243623. The reversal of 245310341243551 is 155342143013542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245310341243551 - 2⁵ = 245310341243519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245310341243498 and 245310341243507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245310341243351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122655170621775 + 122655170621776.

It is an arithmetic number, because the mean of its divisors is an integer number (122655170621776).

Almost surely, 2^{245310341243551} is an apocalyptic number.

245310341243551 is a deficient number, since it is larger than the sum of its proper divisors (1).

245310341243551 is an equidigital number, since it uses as much as digits as its factorization.

245310341243551 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 43.

The spelling of 245310341243551 in words is "two hundred forty-five trillion, three hundred ten billion, three hundred forty-one million, two hundred forty-three thousand, five hundred fifty-one".