144001621152162 has 320 divisors, whose sum is σ = 369349740967680. Its totient is φ = 41660314730496.

The previous prime is 144001621152157. The next prime is 144001621152173. The reversal of 144001621152162 is 261251126100441.

144001621152162 is a `hidden beast` number, since 1 + 4 + 4 + 0 + 0 + 1 + 62 + 11 + 521 + 62 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1236187573 + ... + 1236304055.

It is an arithmetic number, because the mean of its divisors is an integer number (1154217940524).

Almost surely, 2^{144001621152162} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144001621152162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184674870483840).

144001621152162 is an abundant number, since it is smaller than the sum of its proper divisors (225348119815518).

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

144001621152162 is a wasteful number, since it uses less digits than its factorization.

144001621152162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117239 (or 117230 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 144001621152162 in words is "one hundred forty-four trillion, one billion, six hundred twenty-one million, one hundred fifty-two thousand, one hundred sixty-two".