245116221404464 has 20 divisors (see below), whose sum is σ = 475942858332480. Its totient is φ = 122292257963840.

The previous prime is 245116221404443. The next prime is 245116221404473. The reversal of 245116221404464 is 464404122611542.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16615788544 + ... + 16615803295.

It is an arithmetic number, because the mean of its divisors is an integer number (23797142916624).

Almost surely, 2^{245116221404464} is an apocalyptic number.

It is an amenable number.

245116221404464 is a deficient number, since it is larger than the sum of its proper divisors (230826636928016).

245116221404464 is a wasteful number, since it uses less digits than its factorization.

245116221404464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33231592308 (or 33231592302 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 46.

The spelling of 245116221404464 in words is "two hundred forty-five trillion, one hundred sixteen billion, two hundred twenty-one million, four hundred four thousand, four hundred sixty-four".