144402003142 has 8 divisors (see below), whose sum is σ = 216608538600. Its totient is φ = 72199156944.

The previous prime is 144402003139. The next prime is 144402003173. The reversal of 144402003142 is 241300204441.

144402003142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×144402003142² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822292 + ... + 982327.

It is an arithmetic number, because the mean of its divisors is an integer number (27076067325).

Almost surely, 2^144402003142 is an apocalyptic number.

144402003142 is a deficient number, since it is larger than the sum of its proper divisors (72206535458).

144402003142 is a wasteful number, since it uses less digits than its factorization.

144402003142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844630.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 144402003142 its reverse (241300204441), we get a palindrome (385702207583).

The spelling of 144402003142 in words is "one hundred forty-four billion, four hundred two million, three thousand, one hundred forty-two".