144494723068 has 12 divisors (see below), whose sum is σ = 253178336880. Its totient is φ = 72158055392.

The previous prime is 144494723041. The next prime is 144494723083. The reversal of 144494723068 is 860327494441.

It is a super-2 number, since 2×144494723068² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22322896 + ... + 22329367.

It is an arithmetic number, because the mean of its divisors is an integer number (21098194740).

Almost surely, 2^144494723068 is an apocalyptic number.

It is an amenable number.

144494723068 is a deficient number, since it is larger than the sum of its proper divisors (108683613812).

144494723068 is a wasteful number, since it uses less digits than its factorization.

144494723068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44653076 (or 44653074 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 144494723068 in words is "one hundred forty-four billion, four hundred ninety-four million, seven hundred twenty-three thousand, sixty-eight".