478448154 has 16 divisors (see below), whose sum is σ = 1063218240. Its totient is φ = 159482700.

The previous prime is 478448137. The next prime is 478448161. The reversal of 478448154 is 451844874.

478448154 is a `hidden beast` number, since 47 + 84 + 481 + 54 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4430022 + ... + 4430129.

It is an arithmetic number, because the mean of its divisors is an integer number (66451140).

Almost surely, 2^478448154 is an apocalyptic number.

478448154 is an abundant number, since it is smaller than the sum of its proper divisors (584770086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478448154 is a wasteful number, since it uses less digits than its factorization.

478448154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8860162 (or 8860156 counting only the distinct ones).

The product of its digits is 573440, while the sum is 45.

The square root of 478448154 is about 21873.4577513479. The cubic root of 478448154 is about 782.1288295369.

The spelling of 478448154 in words is "four hundred seventy-eight million, four hundred forty-eight thousand, one hundred fifty-four".