144605260452003 has 64 divisors (see below), whose sum is σ = 208504559746560. Its totient is φ = 88617603916800.

The previous prime is 144605260451987. The next prime is 144605260452013. The reversal of 144605260452003 is 300254062506441.

It is a happy number.

It is not a de Polignac number, because 144605260452003 - 2⁴ = 144605260451987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144605260452013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21287389575 + ... + 21287396367.

It is an arithmetic number, because the mean of its divisors is an integer number (3257883746040).

Almost surely, 2^{144605260452003} is an apocalyptic number.

144605260452003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

144605260452003 is a deficient number, since it is larger than the sum of its proper divisors (63899299294557).

144605260452003 is a wasteful number, since it uses less digits than its factorization.

144605260452003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9540.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 144605260452003 in words is "one hundred forty-four trillion, six hundred five billion, two hundred sixty million, four hundred fifty-two thousand, three".