245122467277 has 2 divisors, whose sum is σ = 245122467278. Its totient is φ = 245122467276.

The previous prime is 245122467263. The next prime is 245122467281. The reversal of 245122467277 is 772764221542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201797709961 + 43324757316 = 449219^2 + 208146^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245122467277 is a prime.

It is a super-3 number, since 3×245122467277³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245122467277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245122467217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122561233638 + 122561233639.

It is an arithmetic number, because the mean of its divisors is an integer number (122561233639).

Almost surely, 2^245122467277 is an apocalyptic number.

It is an amenable number.

245122467277 is a deficient number, since it is larger than the sum of its proper divisors (1).

245122467277 is an equidigital number, since it uses as much as digits as its factorization.

245122467277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2634240, while the sum is 49.

The spelling of 245122467277 in words is "two hundred forty-five billion, one hundred twenty-two million, four hundred sixty-seven thousand, two hundred seventy-seven".