245677922351 has 2 divisors, whose sum is σ = 245677922352. Its totient is φ = 245677922350.

The previous prime is 245677922333. The next prime is 245677922353. The reversal of 245677922351 is 153229776542.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245677922351 is a prime.

Together with 245677922353, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 245677922293 and 245677922302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245677922353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122838961175 + 122838961176.

It is an arithmetic number, because the mean of its divisors is an integer number (122838961176).

Almost surely, 2^245677922351 is an apocalyptic number.

245677922351 is a deficient number, since it is larger than the sum of its proper divisors (1).

245677922351 is an equidigital number, since it uses as much as digits as its factorization.

245677922351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6350400, while the sum is 53.

The spelling of 245677922351 in words is "two hundred forty-five billion, six hundred seventy-seven million, nine hundred twenty-two thousand, three hundred fifty-one".