210144213244128 has 48 divisors (see below), whose sum is σ = 570650234248080. Its totient is φ = 67632620353536.

The previous prime is 210144213244127. The next prime is 210144213244169. The reversal of 210144213244128 is 821442312441012.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210144213244123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37741414825 + ... + 37741420392.

It is an arithmetic number, because the mean of its divisors is an integer number (11888546546835).

Almost surely, 2^{210144213244128} is an apocalyptic number.

It is an amenable number.

210144213244128 is an abundant number, since it is smaller than the sum of its proper divisors (360506021003952).

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

210144213244128 is a wasteful number, since it uses less digits than its factorization.

210144213244128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75482835259 (or 75482835251 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 39.

The spelling of 210144213244128 in words is "two hundred ten trillion, one hundred forty-four billion, two hundred thirteen million, two hundred forty-four thousand, one hundred twenty-eight".