145441678 has 8 divisors (see below), whose sum is σ = 223483680. Its totient is φ = 70947120.

The previous prime is 145441663. The next prime is 145441679. The reversal of 145441678 is 876144541.

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

It is a self number, because there is not a number n which added to its sum of digits gives 145441678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145441679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886758 + ... + 886921.

It is an arithmetic number, because the mean of its divisors is an integer number (27935460).

Almost surely, 2^145441678 is an apocalyptic number.

145441678 is a deficient number, since it is larger than the sum of its proper divisors (78042002).

145441678 is a wasteful number, since it uses less digits than its factorization.

145441678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773722.

The product of its digits is 107520, while the sum is 40.

The square root of 145441678 is about 12059.9203148280. The cubic root of 145441678 is about 525.8916705015.

The spelling of 145441678 in words is "one hundred forty-five million, four hundred forty-one thousand, six hundred seventy-eight".