245443663626 has 32 divisors (see below), whose sum is σ = 564729427968. Its totient is φ = 69662343600.

The previous prime is 245443663489. The next prime is 245443663631. The reversal of 245443663626 is 626366344542.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19344310 + ... + 19356993.

It is an arithmetic number, because the mean of its divisors is an integer number (17647794624).

Almost surely, 2^245443663626 is an apocalyptic number.

245443663626 is an abundant number, since it is smaller than the sum of its proper divisors (319285764342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245443663626 is a wasteful number, since it uses less digits than its factorization.

245443663626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38701466.

The product of its digits is 14929920, while the sum is 51.

The spelling of 245443663626 in words is "two hundred forty-five billion, four hundred forty-three million, six hundred sixty-three thousand, six hundred twenty-six".