144551759268 has 24 divisors (see below), whose sum is σ = 385471358272. Its totient is φ = 41300502624.

The previous prime is 144551759249. The next prime is 144551759281. The reversal of 144551759268 is 862957155441.

It is a super-2 number, since 2×144551759268² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860427055 + ... + 860427222.

Almost surely, 2^144551759268 is an apocalyptic number.

It is an amenable number.

144551759268 is an abundant number, since it is smaller than the sum of its proper divisors (240919599004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144551759268 is a wasteful number, since it uses less digits than its factorization.

144551759268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720854291 (or 1720854289 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 57.

The spelling of 144551759268 in words is "one hundred forty-four billion, five hundred fifty-one million, seven hundred fifty-nine thousand, two hundred sixty-eight".