144032661402666 has 16 divisors (see below), whose sum is σ = 303226655584800. Its totient is φ = 45483998337648.

The previous prime is 144032661402659. The next prime is 144032661402733. The reversal of 144032661402666 is 666204166230441.

It is a super-2 number, since 2×144032661402666² (a number of 29 digits) contains 22 as substring.

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, 631722199021 + ... + 631722199248.

It is an arithmetic number, because the mean of its divisors is an integer number (18951665974050).

Almost surely, 2^{144032661402666} is an apocalyptic number.

144032661402666 is an abundant number, since it is smaller than the sum of its proper divisors (159193994182134).

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

144032661402666 is a wasteful number, since it uses less digits than its factorization.

144032661402666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263444398293.

The product of its (nonzero) digits is 5971968, while the sum is 51.

The spelling of 144032661402666 in words is "one hundred forty-four trillion, thirty-two billion, six hundred sixty-one million, four hundred two thousand, six hundred sixty-six".