245323350122405 has 16 divisors (see below), whose sum is σ = 295020587444544. Its totient is φ = 195836974798080.

The previous prime is 245323350122393. The next prime is 245323350122407. The reversal of 245323350122405 is 504221053323542.

It is a de Polignac number, because none of the positive numbers 2^k-245323350122405 is a prime.

It is a super-2 number, since 2×245323350122405² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245323350122407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405317450 + ... + 405922260.

It is an arithmetic number, because the mean of its divisors is an integer number (18438786715284).

Almost surely, 2^{245323350122405} is an apocalyptic number.

It is an amenable number.

245323350122405 is a deficient number, since it is larger than the sum of its proper divisors (49697237322139).

245323350122405 is a wasteful number, since it uses less digits than its factorization.

245323350122405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778996.

The product of its (nonzero) digits is 864000, while the sum is 41.

The spelling of 245323350122405 in words is "two hundred forty-five trillion, three hundred twenty-three billion, three hundred fifty million, one hundred twenty-two thousand, four hundred five".