144211494175638 has 16 divisors (see below), whose sum is σ = 291663696086640. Its totient is φ = 47530380102656.

The previous prime is 144211494175591. The next prime is 144211494175643. The reversal of 144211494175638 is 836571494112441.

It is a congruent number.

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, 135029488395 + ... + 135029489462.

It is an arithmetic number, because the mean of its divisors is an integer number (18228981005415).

Almost surely, 2^{144211494175638} is an apocalyptic number.

144211494175638 is an abundant number, since it is smaller than the sum of its proper divisors (147452201911002).

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

144211494175638 is a wasteful number, since it uses less digits than its factorization.

144211494175638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270058977951.

The product of its digits is 23224320, while the sum is 60.

The spelling of 144211494175638 in words is "one hundred forty-four trillion, two hundred eleven billion, four hundred ninety-four million, one hundred seventy-five thousand, six hundred thirty-eight".