144476720901 has 48 divisors (see below), whose sum is σ = 222937565760. Its totient is φ = 93442481280.

The previous prime is 144476720891. The next prime is 144476720959. The reversal of 144476720901 is 109027674441.

It is not a de Polignac number, because 144476720901 - 2⁶ = 144476720837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144476720701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1742871 + ... + 1823883.

It is an arithmetic number, because the mean of its divisors is an integer number (4644532620).

Almost surely, 2^144476720901 is an apocalyptic number.

It is an amenable number.

144476720901 is a deficient number, since it is larger than the sum of its proper divisors (78460844859).

144476720901 is an equidigital number, since it uses as much as digits as its factorization.

144476720901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81248 (or 81236 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 144476720901 in words is "one hundred forty-four billion, four hundred seventy-six million, seven hundred twenty thousand, nine hundred one".