144340143454 has 32 divisors (see below), whose sum is σ = 246337096320. Its totient is φ = 62952782592.

The previous prime is 144340143439. The next prime is 144340143473. The reversal of 144340143454 is 454341043441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2001079 + ... + 2071954.

It is an arithmetic number, because the mean of its divisors is an integer number (7698034260).

Almost surely, 2^144340143454 is an apocalyptic number.

144340143454 is a deficient number, since it is larger than the sum of its proper divisors (101996952866).

144340143454 is a wasteful number, since it uses less digits than its factorization.

144340143454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073124.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 144340143454 its reverse (454341043441), we get a palindrome (598681186895).

The spelling of 144340143454 in words is "one hundred forty-four billion, three hundred forty million, one hundred forty-three thousand, four hundred fifty-four".