457642288078 has 8 divisors (see below), whose sum is σ = 716309668368. Its totient is φ = 218872398624.

The previous prime is 457642288069. The next prime is 457642288097. The reversal of 457642288078 is 870882246754.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 4974372651 + ... + 4974372742.

It is an arithmetic number, because the mean of its divisors is an integer number (89538708546).

Almost surely, 2^457642288078 is an apocalyptic number.

457642288078 is a deficient number, since it is larger than the sum of its proper divisors (258667380290).

457642288078 is a wasteful number, since it uses less digits than its factorization.

457642288078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9948745418.

The product of its (nonzero) digits is 48168960, while the sum is 61.

The spelling of 457642288078 in words is "four hundred fifty-seven billion, six hundred forty-two million, two hundred eighty-eight thousand, seventy-eight".