144641996 has 6 divisors (see below), whose sum is σ = 253123500. Its totient is φ = 72320996.

The previous prime is 144641993. The next prime is 144642023. The reversal of 144641996 is 699146441.

It is not an unprimeable number, because it can be changed into a prime (144641993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18080246 + ... + 18080253.

It is an arithmetic number, because the mean of its divisors is an integer number (42187250).

Almost surely, 2^144641996 is an apocalyptic number.

It is an amenable number.

144641996 is a deficient number, since it is larger than the sum of its proper divisors (108481504).

144641996 is a wasteful number, since it uses less digits than its factorization.

144641996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36160503 (or 36160501 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 144641996 is about 12026.7200848777. The cubic root of 144641996 is about 524.9260618475.

The spelling of 144641996 in words is "one hundred forty-four million, six hundred forty-one thousand, nine hundred ninety-six".