245877050729 has 2 divisors, whose sum is σ = 245877050730. Its totient is φ = 245877050728.

The previous prime is 245877050711. The next prime is 245877050737. The reversal of 245877050729 is 927050778542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227834382400 + 18042668329 = 477320^2 + 134323^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245877050729 is a prime.

It is not a weakly prime, because it can be changed into another prime (245877350729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122938525364 + 122938525365.

It is an arithmetic number, because the mean of its divisors is an integer number (122938525365).

Almost surely, 2^245877050729 is an apocalyptic number.

It is an amenable number.

245877050729 is a deficient number, since it is larger than the sum of its proper divisors (1).

245877050729 is an equidigital number, since it uses as much as digits as its factorization.

245877050729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 245877050729 in words is "two hundred forty-five billion, eight hundred seventy-seven million, fifty thousand, seven hundred twenty-nine".