486148778 has 8 divisors (see below), whose sum is σ = 738454080. Its totient is φ = 239997420.

The previous prime is 486148759. The next prime is 486148787. The reversal of 486148778 is 877841684.

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

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, 1538288 + ... + 1538603.

It is an arithmetic number, because the mean of its divisors is an integer number (92306760).

Almost surely, 2^486148778 is an apocalyptic number.

486148778 is a deficient number, since it is larger than the sum of its proper divisors (252305302).

486148778 is a wasteful number, since it uses less digits than its factorization.

486148778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076972.

The product of its digits is 2408448, while the sum is 53.

The square root of 486148778 is about 22048.7817804068. The cubic root of 486148778 is about 786.3026381974.

The spelling of 486148778 in words is "four hundred eighty-six million, one hundred forty-eight thousand, seven hundred seventy-eight".