144314563261 has 6 divisors (see below), whose sum is σ = 158626751486. Its totient is φ = 131195057400.

The previous prime is 144314563229. The next prime is 144314563307. The reversal of 144314563261 is 162365413441.

It can be written as a sum of positive squares in only one way, i.e., 143844974361 + 469588900 = 379269^2 + 21670^2 .

It is not a de Polignac number, because 144314563261 - 2⁵ = 144314563229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144314563361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 596341050 + ... + 596341291.

Almost surely, 2^144314563261 is an apocalyptic number.

144314563261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144314563261 is a deficient number, since it is larger than the sum of its proper divisors (14312188225).

144314563261 is a wasteful number, since it uses less digits than its factorization.

144314563261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192682363 (or 1192682352 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The spelling of 144314563261 in words is "one hundred forty-four billion, three hundred fourteen million, five hundred sixty-three thousand, two hundred sixty-one".