245874617207 has 2 divisors, whose sum is σ = 245874617208. Its totient is φ = 245874617206.

The previous prime is 245874617147. The next prime is 245874617237. The reversal of 245874617207 is 702716478542.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245874617207 - 2²⁴ = 245857839991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245874617237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122937308603 + 122937308604.

It is an arithmetic number, because the mean of its divisors is an integer number (122937308604).

Almost surely, 2^245874617207 is an apocalyptic number.

245874617207 is a deficient number, since it is larger than the sum of its proper divisors (1).

245874617207 is an equidigital number, since it uses as much as digits as its factorization.

245874617207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5268480, while the sum is 53.

The spelling of 245874617207 in words is "two hundred forty-five billion, eight hundred seventy-four million, six hundred seventeen thousand, two hundred seven".