144994466 has 8 divisors (see below), whose sum is σ = 217715904. Its totient is φ = 72422500.

The previous prime is 144994459. The next prime is 144994477. The reversal of 144994466 is 664499441.

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 144994466.

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, 34910 + ... + 38841.

It is an arithmetic number, because the mean of its divisors is an integer number (27214488).

Almost surely, 2^144994466 is an apocalyptic number.

144994466 is a deficient number, since it is larger than the sum of its proper divisors (72721438).

144994466 is an equidigital number, since it uses as much as digits as its factorization.

144994466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74736.

The product of its digits is 746496, while the sum is 47.

The square root of 144994466 is about 12041.3647897570. The cubic root of 144994466 is about 525.3521036343.

The spelling of 144994466 in words is "one hundred forty-four million, nine hundred ninety-four thousand, four hundred sixty-six".