245311306648 has 16 divisors (see below), whose sum is σ = 460513548000. Its totient is φ = 122507693856.

The previous prime is 245311306631. The next prime is 245311306649. The reversal of 245311306648 is 846603113542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245311306649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18487888 + ... + 18501151.

It is an arithmetic number, because the mean of its divisors is an integer number (28782096750).

Almost surely, 2^245311306648 is an apocalyptic number.

It is an amenable number.

245311306648 is a deficient number, since it is larger than the sum of its proper divisors (215202241352).

245311306648 is a wasteful number, since it uses less digits than its factorization.

245311306648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36989874 (or 36989870 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 245311306648 in words is "two hundred forty-five billion, three hundred eleven million, three hundred six thousand, six hundred forty-eight".