144820078 has 8 divisors (see below), whose sum is σ = 233940168. Its totient is φ = 66840024.

The previous prime is 144820073. The next prime is 144820079. The reversal of 144820078 is 870028441.

144820078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144820073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2784976 + ... + 2785027.

It is an arithmetic number, because the mean of its divisors is an integer number (29242521).

Almost surely, 2^144820078 is an apocalyptic number.

144820078 is a deficient number, since it is larger than the sum of its proper divisors (89120090).

144820078 is a wasteful number, since it uses less digits than its factorization.

144820078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570018.

The product of its (nonzero) digits is 14336, while the sum is 34.

The square root of 144820078 is about 12034.1214054039. The cubic root of 144820078 is about 525.1414016701.

The spelling of 144820078 in words is "one hundred forty-four million, eight hundred twenty thousand, seventy-eight".