458716246478 has 16 divisors (see below), whose sum is σ = 786663212640. Its totient is φ = 196519550976.

The previous prime is 458716246427. The next prime is 458716246501. The reversal of 458716246478 is 874642617854.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 458716246478.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6054851 + ... + 6130142.

It is an arithmetic number, because the mean of its divisors is an integer number (49166450790).

Almost surely, 2^458716246478 is an apocalyptic number.

458716246478 is a deficient number, since it is larger than the sum of its proper divisors (327946966162).

458716246478 is a wasteful number, since it uses less digits than its factorization.

458716246478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12187691.

The product of its digits is 72253440, while the sum is 62.

The spelling of 458716246478 in words is "four hundred fifty-eight billion, seven hundred sixteen million, two hundred forty-six thousand, four hundred seventy-eight".